Maricopa County Library District: Homeschool @ Perry Library
MCLDAZ - Perry Library 1965 E. Queen Creek Rd., Gilbert
The University of Arizona: Laboratory of Tree-Ring Research Docent-led Tour
Bryant Bannister Tree-Ring Building 1215 E. Lowell St., Tucson
Maricopa County Library District: LEGO Club
MCLDAZ - El Mirage Library 14011 N. 1st Ave., El Mirage
Mesa Public Library: Seed Bombs
Mesa Public Library - Dobson Ranch Branch 2425 S. Dobson Rd., Mesa
Mesa Public Library: STEAMers
Mesa Public Library - Gateway Branch 5036 S. Eastmark Pkwy., Mesa
Children’s Museum of Phoenix: Thing-a-ma-jigs
Children's Museum of Phoenix 215 N. 7th St., Phoenix
Desert Foothills Library: Guided Trail Tour at The Caroline Bartol Preserve at Saguaro Hill (at Desert Foothills Library)
Desert Foothills Library 38443 N. Schoolhouse Rd., Cave Creek
Arizona State Parks & Trails: The Inside History of Jerome
Jerome State Historic Park 100 Douglas Rd., Jerome
Mesa Public Library: Musical Instrument Petting Zoo
Mesa Public Library - Red Mountain Branch 635 N. Power Rd., Mesa
Avondale Public Library: Block Party with Bricks & Minifigs Avondale
Avondale Public Library - Sam Garcia Western Avenue Library 495 E. Western Ave., Avondale
Phoenix Public Library: Afternoons at Ocotillo
Phoenix Public Library - Ocotillo Library 102 W. Southern Ave., Phoenix
Buckeye Public Library System: Robotics Club
Buckeye Public Library System- Downtown Branch 310 N. 6th St., Buckeye
Phoenix Public Library: Tuesday Afternoon STEAM
Phoenix Public Library - Cholla Library 10050 Metro Parkway E., Phoenix
Phoenix Public Library: Family Fun
Phoenix Public Library - Palo Verde Library 4402 N. 51st Ave., Phoenix
Maricopa County Parks and Recreation: Estrella – Earth Day Desert Defenders Event
Estrella Mountain Regional Park 14805 W. Vineyard Ave., Goodyear
Arizona State University: Earth Day Stadium Walk 2026
Mountain America Stadium 500 E. Veterans Way, Tempe
Arizona State Parks & Trails: Apple Packing Shed Open House
Slide Rock State Park 6871 AZ-89A, Sedona
Children’s Museum of Phoenix: Earth Day Expo
Children's Museum of Phoenix 215 N. 7th St., Phoenix
Children’s Museum of Phoenix: Thing-a-ma-jigs
Children's Museum of Phoenix 215 N. 7th St., Phoenix
Maricopa County Parks and Recreation: Discovery Station – What is the City Nature Challenge?
Lake Pleasant Regional Park 41835 N. Castle Hot Springs Rd., Morristown
Tucson Botanical Gardens: Garden Story Time
Tucson Botanical Gardens 2150 N. Alvernon Way, Tucson
Maricopa County Library District: Earth Day- Presented by The City of Goodyear Water Department
MCLDAZ - Georgia T. Lord Library 1900 N. Civic Square, Goodyear
Mesa Public Library: Grow-a-Garden!
Mesa Public Library - Gateway Branch 5036 S. Eastmark Pkwy., Mesa
Maricopa County Parks and Recreation: Lunch and Learn – Bat Basics
Usery Mountain Regional Park 3939 N. Usery Pass Rd., Mesa
Maricopa County Library District: Coral Reef Biomes
MCLDAZ - Litchfield Park Library 101 W. Wigwam Blvd., Litchfield Park
Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
Usery Mountain Regional Park 3939 N. Usery Pass Rd., Mesa
Avondale Public Library: More2Explore
Avondale Public Library - Sam Garcia Western Avenue Library 495 E. Western Ave., Avondale
Phoenix Public Library: Tween STEAM Activity!
Phoenix Public Library - Library in Laveen 3635 W. Baseline Rd., Laveen
Maricopa County Library District: QC LEGO Club
MCLDAZ - Queen Creek Library 21802 S. Ellsworth Rd., Queen Creek
Mesa Public Library: Citizen Science – Earth Day Animal Spot-a-thon
Mesa Public Library - Red Mountain Branch 635 N. Power Rd., Mesa
Mesa Public Library: Earth Day Animal Spot-A-Thon
Mesa Public Library - Gateway Branch 5036 S. Eastmark Pkwy., Mesa
Mesa Public Library: Walk-in Wednesday presents – Earth Day Animal Spot-A-Thon
Mesa Public Library - Main Branch 64 E. First St., Mesa
Flandrau Science Center & Planetarium: Touring the Solar System
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Maricopa County Library District: Fearless Kitty Rescue
MCLDAZ - Fountain Hills Branch 12901 N. La Montana Dr., Fountain Hills
Maricopa County Library District: Earth Day Celebration!
MCLDAZ - Guadalupe Library 9241 S. Avenida Del Yaqui, Guadalupe
Phoenix Public Library: MACH2 – WeDo Wednesday LEGO Robotics
Phoenix Public Library - Cholla Library 10050 Metro Parkway E., Phoenix
Phoenix Public Library: Block Party
Phoenix Public Library - Saguaro Library 2808 N. 46th St., Phoenix
Rio Salado Audubon Center: Thursday Guided Nature Walk
Nina Mason Pulliam Rio Salado Audubon Center 3131 S. Central Ave., Phoenix
Children’s Museum of Phoenix: Thing-a-ma-jigs
Children's Museum of Phoenix 215 N. 7th St., PhoenixMaricopa County Parks and Recreation: City Nature Challenge Practice Hike (Easy Level)
White Tank Mountain Regional Park 20304 W. White Tank Mountain Rd., Waddell
The University of Arizona: Laboratory of Tree-Ring Research Docent-led Tour
Bryant Bannister Tree-Ring Building 1215 E. Lowell St., Tucson
Flandrau Science Center & Planetarium: Messengers of Time and Space
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Phoenix Public Library: Tween S.T.E.A.M
Phoenix Public Library - Agave Library 23550 N. 36th Ave., Glendale
Flandrau Science Center & Planetarium: Tucson Sky & Beyond
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Arizona Science Center: Dorrance DOME After Hours – Cosmic Treasure Chest: Unveiling the Universe with Rubin Observatory
Arizona Science Center 600 E. Washington St., Phoenix
Avondale Public Library: Nature Nerds at Civic Center Library
Avondale Public Library - Civic Center Library 11350 W. Civic Center Dr., Avondale
Phoenix Public Library: Thursday Maker Hour – Make a Game in Scratch!
Phoenix Public Library - Burton Barr Central Library 1221 N. Central Ave., Phoenix
Buckeye Public Library System: STEAM
Buckeye Public Library System- Downtown Branch 310 N. 6th St., Buckeye
Science Vortex Verde Valley: Makerspace Family Night
Science Vortex of Verde Valley 301 N. Willard St., Cottonwood
Mt. Lemmon SkyCenter: SkyNights StarGazing Program
Mt. Lemmon SkyCenter 9800 Ski Run Rd. Mt., Lemmon
⭐Sierra Verde STEAM Academy: STEAM Night 2026
Sierra Verde STEAM Academy 7241 W. Rose Garden Ln., GlendaleLas Brisas Elementary School: Family STEAM Night
Las Brisas Elementary 5805 W Alameda Rd, Glendale
Children’s Museum of Phoenix: Thing-a-ma-jigs
Children's Museum of Phoenix 215 N. 7th St., Phoenix
Maricopa County Parks and Recreation: Discovery Station – Join the City Nature Challenge
Cave Creek Regional Park 37900 E. Cave Creek Pkwy., Cave Creek
Arizona State Parks & Trails: The Inside History of Jerome
Jerome State Historic Park 100 Douglas Rd., Jerome
Flandrau Science Center & Planetarium: One Sky
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Chandler Public Library: K-12 Afterschool Tutoring
Chandler Public Library - Basha Campus 5990 S.Val Vista Dr., Chandler
Flandrau Science Center & Planetarium: Touring the Solar System
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Maricopa County Library District: STEMsters for Kids
MCLDAZ - Southeast Regional Library 775 N Greenfield Road, Gilbert
Mt. Lemmon SkyCenter: SkyNights StarGazing Program
Mt. Lemmon SkyCenter 9800 Ski Run Rd. Mt., Lemmon
⭐Gilbert Rotary Centennial Observatory: Astronomy Observation
Riparian Preserve at Gilbert Water Ranch 2757 E. Guadalupe Rd., Gilbert
Tucson Amateur Astronomy Association: Stargazing @ Picacho Peak State Park
Picacho Peak State Park 15520 Picacho Peak Rd., Picacho
Arizona State Parks & Trails: Star Party at Picacho Peak
Picacho Peak State Park 15520 Picacho Peak Rd., Picacho
Maricopa County Parks and Recreation: City Nature Challenge Hike
Usery Mountain Regional Park 3939 N. Usery Pass Rd., Mesa
Arizona State Parks & Trails: Geology Tour at Oracle State Park
Oracle State Park 3820 E. Wildlife Dr., Oracle
Children’s Museum of Phoenix: Thing-a-ma-jigs
Children's Museum of Phoenix 215 N. 7th St., Phoenix
Cave Creek Museum: The Arizona Gold Mining Experience™
Cave Creek Museum 6140 E . Skyline Dr., Cave Creek
Rio Salado Audubon Center: Nature Explorers
Nina Mason Pulliam Rio Salado Audubon Center 3131 S. Central Ave., Phoenix
Arizona State Parks & Trails: Saturday Nature Program
Catalina State Park 11570 N. Oracle Rd., Tucson
Arizona State Parks & Trails: Picnic with the Pendleys
Slide Rock State Park 6871 AZ-89A, Sedona
Arizona State Parks & Trails: (Mother) Road to the Stars – Route 66 and its Space Heritage
Tubac Presidio State Historic Park 1 Burruel St., Tubac
Arizona State Parks & Trails: Apple Packing Shed Open House
Slide Rock State Park 6871 AZ-89A, Sedona
Maricopa County Library District: Mini-Rockets Using CO2
MCLDAZ - Fountain Hills Branch 12901 N. La Montana Dr., Fountain Hills
Maricopa County Parks and Recreation: Discovery Station – Connect with Nature through your Phone
Usery Mountain Regional Park 3939 N. Usery Pass Rd., Mesa
Boyce Thompson Arboretum: Arbor Day
Boyce Thompson Arboretum 37615 E. Arboretum Way, Superior
Phoenix Public Library: Celebrate Earth Day with Harmon Library!
Phoenix Public Library - Harmon Library 1325 S. 5th Ave., Phoenix
Greater Phoenix City Nature Challenge 2026: Sustainability Fest
Arizona Science Center 600 E. Washington St., Phoenix
Maricopa County Parks and Recreation: City Nature Challenge Hike
Hassayampa River Preserve 49614 U.S. Hwy. 60 89, Wickenburg
Phoenix Public Library: Let’s Build a City for Earth Month!
Phoenix Public Library - Saguaro Library 2808 N. 46th St., Phoenix
Flandrau Science Center & Planetarium: Extreme Weather
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Phoenix Public Library: STEAM Time!
Phoenix Public Library - South Mountain Community Library 7050 S. 24th St., Phoenix
Flandrau Science Center & Planetarium: We Are Stars
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
Hassayampa River Preserve 49614 U.S. Hwy. 60 89, Wickenburg
Mesa Public Library: Saturday at the Ranch – Recycled Creations
Mesa Public Library - Dobson Ranch Branch 2425 S. Dobson Rd., Mesa
Phoenix Public Library: Family Fun
Phoenix Public Library - Desert Sage Library 7602 W. Encanto Blvd., Phoenix
Flandrau Science Center & Planetarium: Black Holes
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Mesa Public Library: Building Blocks Club
Mesa Public Library - Red Mountain Branch 635 N. Power Rd., Mesa
Phoenix Public Library: MACH2 – 3D Printing
Phoenix Public Library - Cholla Library 10050 Metro Parkway E., Phoenix
Phoenix Public Library: MakersBase
Phoenix Public Library - Ironwood Library 4333 E. Chandler Blvd., Phoenix
Flandrau Science Center & Planetarium: Tucson Sky & Beyond
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Mt. Lemmon SkyCenter: SkyNights StarGazing Program
Mt. Lemmon SkyCenter 9800 Ski Run Rd. Mt., Lemmon
⭐Gilbert Rotary Centennial Observatory: Astronomy Observation
Riparian Preserve at Gilbert Water Ranch 2757 E. Guadalupe Rd., Gilbert
The University of Arizona: Old Main – Desert Landscaping for the 21st Century
The University of Arizona Main Campus 1200 E University Blvd, Tucson
Arizona State Parks & Trails: Textile production at Homolovi – A review of the cultural significance and technical introduction to weaving
Homolovi State Park AZ-87, Winslow
Future Stars Inc.: 11th Annual Hands On STEM Fair
Faye Gray Recreation Center 5745 S. 20th St., Phoenix
Arizona State Parks & Trails: Geology Tour and Presentation
Jerome State Historic Park 100 Douglas Rd., Jerome
Arizona State Parks & Trails: Apple Packing Shed Open House
Slide Rock State Park 6871 AZ-89A, Sedona
Flandrau Science Center & Planetarium: Perfect Little Planet
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Flandrau Science Center & Planetarium: Tucson Sky and Beyond
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Arizona State Parks & Trails: Ethnobotany Guided Hike at Red Rock
Red Rock State Park 4050 Red Rock Loop Rd., Sedona
Flandrau Science Center & Planetarium: Mysteries of the Unseen World
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Tempe Public Library: Sunday Funday – Rally with the Rangers!
Tempe Public Library 3500 S. Rural Rd., Tempe
Flandrau Science Center & Planetarium: Touring the Solar System
Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson
Mt. Lemmon SkyCenter: SkyNights StarGazing Program
Mt. Lemmon SkyCenter 9800 Ski Run Rd. Mt., Lemmon
Phoenix Zoo: Girl Scout Night Camp – Outdoor Art [Daisies]
Phoenix Zoo 455 N. Galvin Pkwy., PhoenixWeek of Events
Monday, April 20, 2026
-
April 20, 2026 -Reid Park Zoo: Sean Kenney’s Nature Pop!
-
April 20, 2026 -Maricopa County Library District: Homeschool @ Perry Library
-
April 20, 2026 -The University of Arizona: Laboratory of Tree-Ring Research Docent-led Tour
-
April 20, 2026 -Maricopa County Library District: LEGO Club
-
April 20, 2026 -Mesa Public Library: Seed Bombs at the Read Runner!
-
April 20, 2026 -Mesa Public Library: Seed Bombs
-
April 20, 2026 -Mesa Public Library: STEAMers
Reid Park Zoo: Sean Kenney’s Nature Pop!
Part art. Part engineering. Totally amazing! Add a pop of wonder and a pinch of nostalgia to your spring with Sean Kenney’s Nature Pop! Marvel at over 40 wildly creative sculptures made entirely of LEGO® bricks at this exhibition, included with Zoo admission and free for Zoo members from 9 a.m. to 4 p.m. daily....
Maricopa County Library District: Homeschool @ Perry Library
Welcome elementary-age homeschoolers and their adults. Join our hands-on, adult-guided program! This month we will make Op Art!
The University of Arizona: Laboratory of Tree-Ring Research Docent-led Tour
Join us for our free docent-led tour in the lobby of the Bryant Bannister Tree-Ring Building (1215 E. Lowell St.). Visitors will be introduced to the basic tenets of dendrochronology and have a chance to examine specimens. During your 1.5 hour tour, you will be introduced to the basic tenets of dendrochronology, have a chance to...
Maricopa County Library District: LEGO Club
Do you love LEGOs? Join us for a random LEGO challenge or bring your own creativity to make your own LEGO creation. LEGOs Provided!
Mesa Public Library: Seed Bombs at the Read Runner!
Kids will get hands-on at the Read Runner as they make seed bombs using soil, clay, and seeds. This fun, slightly messy activity introduces young gardeners to plants, pollinators, and caring for the environment. Participants can take their seed bombs home and watch their gardens grow!
Mesa Public Library: Seed Bombs
Celebrate Earth Day by making seed bombs. Ages 8-18. This program supports the City of Mesa’s Climate Action Plan (MCAP), a Mayor and Council priority initiative to reduce greenhouse gas (GHG) emissions, build resilience in our community, and address the negative outcomes of a changing climate. Learn about the Library’s sustainability efforts Get tips on living green
Mesa Public Library: STEAMers
Join us as we explore the exciting world of STEAM! Each month we’ll focus on a new topic—like robotics, forensic science, digital art, or geometry—through hands-on activities and creative experiments. This month: Flubber
Tuesday, April 21, 2026
-
April 21, 2026 -Reid Park Zoo: Sean Kenney’s Nature Pop!
-
April 21, 2026 -Children’s Museum of Phoenix: Thing-a-ma-jigs
-
April 21, 2026 -Desert Foothills Library: Guided Trail Tour at The Caroline Bartol Preserve at Saguaro Hill (at Desert Foothills Library)
-
April 21, 2026 -Arizona State Parks & Trails: The Inside History of Jerome
-
April 21, 2026 -Mesa Public Library: Musical Instrument Petting Zoo
-
April 21, 2026 -Avondale Public Library: Block Party with Bricks & Minifigs Avondale
-
April 21, 2026 -Phoenix Public Library: Afternoons at Ocotillo
-
April 21, 2026 -Buckeye Public Library System: Robotics Club
-
April 21, 2026 -Phoenix Public Library: Tuesday Afternoon STEAM
-
April 21, 2026 -Phoenix Public Library: Family Fun
Reid Park Zoo: Sean Kenney’s Nature Pop!
Part art. Part engineering. Totally amazing! Add a pop of wonder and a pinch of nostalgia to your spring with Sean Kenney’s Nature Pop! Marvel at over 40 wildly creative sculptures made entirely of LEGO® bricks at this exhibition, included with Zoo admission and free for Zoo members from 9 a.m. to 4 p.m. daily....
Children’s Museum of Phoenix: Thing-a-ma-jigs
Using recyclables plus a dash of imagination, construct a one-of-a-kind masterpiece.
Desert Foothills Library: Guided Trail Tour at The Caroline Bartol Preserve at Saguaro Hill (at Desert Foothills Library)
Desert Foothills Land Trust presents a beginner-friendly hike at The Caroline Bartol Preserve at Saguaro Hill (at Desert Foothills Library). This easy one-mile walk introduces hiking basics while exploring native desert flora and fauna. Perfect for newcomers seeking to discover the wonders of our local desert. Meet at the Waterfall Terrace at Desert Foothills Library...
Arizona State Parks & Trails: The Inside History of Jerome
An engaging and exclusive presentation of the town of Jerome, as told by long-time local, Henry Vincent, in an outdoor setting. Featuring an overview of the geology, United Verde Copper Co. and United Verde Extension mines, and the Douglas family.
Mesa Public Library: Musical Instrument Petting Zoo
Let's get loud at the library! Try out a variety of different musical instruments including guitars, drums, synthesizers and more. Ages 3+
Avondale Public Library: Block Party with Bricks & Minifigs Avondale
Brick building with all supplies included. This program is for children ages 5-12, but younger siblings are welcome. We are committed to making our events welcoming and accessible for everyone. If you need accommodations to participate, please email EmailLibrary@avondaleaz.gov or fill out this form. Sponsored by Bricks & Minifigs Avondale, you one-stop-shop for all things LEGO®....
Phoenix Public Library: Afternoons at Ocotillo
Join us for afternoon kids activities--playing tabletop games, doing crafts, exploring STEAM activities and more! This program is supported by Friends of the Phoenix Public Library.
Buckeye Public Library System: Robotics Club
Join our Robotics Club and dive into the exciting world of robotics! This hands-on club is the perfect place to explore technology, programming, and creative problem-solving. Work as a team to program robots and then put them to the test with fun challenges and competitions. No experience needed—just curiosity and a willingness to learn! Ages...
Phoenix Public Library: Tuesday Afternoon STEAM
Join us at Cholla Library every Tuesday afternoon at 4 PM for a fun STEAM activity! Each week we will do a project with a Science, Technology, Engineering, Art or Math twist!
Phoenix Public Library: Family Fun
Join us at Palo Verde Library every Thursday for a STEAM activity, art project, game day, or another fun activity! *This program is best for ages 5 and up.
Wednesday, April 22, 2026
-
April 22, 2026 -Maricopa County Parks and Recreation: Estrella – Earth Day Desert Defenders Event
-
April 22, 2026 -Reid Park Zoo: Sean Kenney’s Nature Pop!
-
April 22, 2026 -Arizona State University: Earth Day Stadium Walk 2026
-
April 22, 2026 -Arizona State Parks & Trails: Apple Packing Shed Open House
-
April 22, 2026 -Children’s Museum of Phoenix: Earth Day Expo
-
April 22, 2026 -Children’s Museum of Phoenix: Thing-a-ma-jigs
-
April 22, 2026 -Maricopa County Parks and Recreation: Discovery Station – What is the City Nature Challenge?
-
April 22, 2026 -Tucson Botanical Gardens: Garden Story Time
-
April 22, 2026 -Maricopa County Library District: Earth Day- Presented by The City of Goodyear Water Department
-
April 22, 2026 -Mesa Public Library: Grow-a-Garden!
-
April 22, 2026 -Maricopa County Parks and Recreation: Lunch and Learn – Bat Basics
-
April 22, 2026 -Maricopa County Library District: Coral Reef Biomes
-
April 22, 2026 -Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
-
April 22, 2026 -Avondale Public Library: More2Explore
-
April 22, 2026 -Phoenix Public Library: Tween STEAM Activity!
-
April 22, 2026 -Maricopa County Library District: QC LEGO Club
-
April 22, 2026 -Mesa Public Library: Citizen Science – Earth Day Animal Spot-a-thon
-
April 22, 2026 -Mesa Public Library: Earth Day Animal Spot-A-Thon
-
April 22, 2026 -Mesa Public Library: Walk-in Wednesday presents – Earth Day Animal Spot-A-Thon
-
April 22, 2026 -Mesa Public Library: Mason Jar Beehives for Earth Day
-
April 22, 2026 -Flandrau Science Center & Planetarium: Touring the Solar System
-
April 22, 2026 -Maricopa County Library District: Fearless Kitty Rescue
-
April 22, 2026 -Maricopa County Library District: Earth Day Celebration!
-
April 22, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 22, 2026 -Phoenix Public Library: MACH2 – WeDo Wednesday LEGO Robotics
-
April 22, 2026 -Phoenix Public Library: Block Party
Maricopa County Parks and Recreation: Estrella – Earth Day Desert Defenders Event
This hands-on event features a variety of fun and meaningful projects—perfect for anyone who enjoys getting their hands dirty (or wearing gloves!). Earth Day – Desert Defenders Event at Estrella Mountain Regional Park Join us on this Earth Day at Estrella Mountain Regional Park on April 22, 2026, from 7:00 AM to 10:30 AM. We’ll meet at the Nature Center parking lot....
Reid Park Zoo: Sean Kenney’s Nature Pop!
Part art. Part engineering. Totally amazing! Add a pop of wonder and a pinch of nostalgia to your spring with Sean Kenney’s Nature Pop! Marvel at over 40 wildly creative sculptures made entirely of LEGO® bricks at this exhibition, included with Zoo admission and free for Zoo members from 9 a.m. to 4 p.m. daily....
Arizona State University: Earth Day Stadium Walk 2026
Join University Sustainability Practices and SRP for the free ASU Earth Day Walk at Mountain America Stadium. This unique celebration of sustainability includes a three lap walk around the stadium and sustainability partner tabling fair located in the stadium at the Coca Cola Sun Deck, to learn about sustainability, enjoy light snacks, play games and...
Arizona State Parks & Trails: Apple Packing Shed Open House
Experience a piece of Arizona history. Get an opportunity to explore the Pendley Homestead Apple Packing Shed. A ranger will be available to answer any questions about the homestead's history. Come and see the Bean Cutler 1933 Sorter and Bean Cutler Polisher added in 1946. Saturdays and Sundays from 10 a.m.-12 p.m. Resuming April 8,...
Children’s Museum of Phoenix: Earth Day Expo
Join us in the Children’s Garden for fun and educational outdoor activities in celebration of Earth Day! Wednesday, April 22nd from 9am-1pm. HANDS-ON PROGRAMS INCLUDE: Compost Corner – Explore the world of worms and roly-polies and build your own compost container to learn about how composting works Seed Bombs – Make a wildflower seed bomb to take...
Children’s Museum of Phoenix: Thing-a-ma-jigs
Using recyclables plus a dash of imagination, construct a one-of-a-kind masterpiece.
Maricopa County Parks and Recreation: Discovery Station – What is the City Nature Challenge?
Stop by an information table where Ranger Derik will teach you how to use your phone to identify and document your nature findings to help the scientific community. Ranger Derik will host a drop-in information table to get you on your way to becoming a Citizen Scientist using the free iNaturalist app that identifies and...
Tucson Botanical Gardens: Garden Story Time
Join us every Wednesday at 10 am in the Education Classroom for an interactive story session. This fun hour features nature-themed stories, songs, puppets, and sensory activities! Held rain or shine. Kids of all ages welcome, but we are geared toward infants through 7-year-olds. Registration is not necessary. Free with Garden Admission.
Maricopa County Library District: Earth Day- Presented by The City of Goodyear Water Department
Stop by Goodyear’s Water, Recycling, and Environmental team's table to say hello and discover how the City -and you as a resident- are critical in keeping our community and earth vibrant and healthy!
Mesa Public Library: Grow-a-Garden!
Join us as we celebrate Earth Day with some planting. We will have biodegradable starter cups, soil, and seeds. We just need you to plant them and watch them grow!
Maricopa County Parks and Recreation: Lunch and Learn – Bat Basics
Join Ranger Kevin for a lunchtime look at one of the most amazing mammals on Earth – bats! Today is Earth Day, and we are celebrating by putting the spotlight on bats, one of the most successful, and most misunderstood, members of the animal kingdom. Did you know that Arizona is home to 29 species...
Maricopa County Library District: Coral Reef Biomes
Celebrate Earth Day by learning about one of the world's most interesting ecosystems! We will discover the different ocean animals and plants living in coral reefs and use our knowledge to build coral reef dioramas using clay and more. This program is for tweens ages 8-12. Registration required.
Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
Stop by an information table where Ranger Kevin will teach you how to use your phone to identify and document your nature findings to help the scientific community. Ranger Kevin will host a drop-in information table to get you on your way to becoming a Citizen Scientist using the free iNaturalist app that identifies and...
Avondale Public Library: More2Explore
Explore your SMART side with a variety of STEAM (Science, Technology, Engineering, Arts, and Mathematics) activities from painting and crafting to building and robotics. 2nd, 4th, and 5th Wednesdays. 2-3 p.m. Explore a variety of STEAM (Science, Technology, Engineering, Arts, and Math) activities — anything from painting and crafting, to building and robotics. Ages 5...
Phoenix Public Library: Tween STEAM Activity!
Come join us at Cesar Chavez Library for a Tween STEAM activity! This activity is targeted for children ages 8-12.
Maricopa County Library District: QC LEGO Club
Calling all LEGO Masters! Join us each month as we create and display amazing LEGO creations. Don't forget to bring your creativity; you'll need it! •5-8 year olds with guardian/parent •Space is limited, registration is required! Please register only the child(ren) attending the program. •Check in with staff outside the Story Time room door. Anyone...
Mesa Public Library: Citizen Science – Earth Day Animal Spot-a-thon
Help scientists identify as many animals as possible in camera trap images. This event is a part of "Acts of Science: Connected," which will bring us all together in April to celebrate participation in real research for Citizen Science Month! SciStarter is aiming toward a shared goal of 2.5 million acts of science by the...
Mesa Public Library: Earth Day Animal Spot-A-Thon
Celebrate Earth Day by helping scientists monitor wildlife! In this hands-on event, you’ll explore trail camera photos and help classify the animals you see. Your contributions support a NASA-supported research project that tracks changes in wildlife distributions and abundances over time—critical data that informs wildlife management and conservation decisions. This Citizen Science event is a...
Mesa Public Library: Walk-in Wednesday presents – Earth Day Animal Spot-A-Thon
This is a live, interactive Acts of Science connected event delivered by scientists and SciStarter educators. Featured Project Participants will identify animals in camera-trap images from real wildlife research projects. These observations help scientists monitor biodiversity and support conservation research worldwide. Participants will contribute to real research in real time, guided throughout the session, and...
Mesa Public Library: Mason Jar Beehives for Earth Day
Celebrate Earth Day with a creative, hands-on activity! Kids will make their own Mason Jar Beehives while learning why bees are so important to our planet. This craft introduces young learners to pollinators, plants, and simple ways they can help protect the environment. Participants will take home their beehive creation along with ideas for supporting...
Flandrau Science Center & Planetarium: Touring the Solar System
Take a guided journey through the Solar System and explore what makes each planet unique—from Jupiter’s giant storms to Saturn’s rings. We’ll also visit moons, asteroids, and the Milky Way on this cosmic adventure. Audience: General, all ages Style: Live star talk All-Inclusive Planetarium Show Tickets Show tickets include access to all science...
Maricopa County Library District: Fearless Kitty Rescue
Learn of the great work performed by Fearless Kitty Rescue in our community. Support their efforts by making upcycled cat toys.
Maricopa County Library District: Earth Day Celebration!
Come and celebrate Earth Day with us. We will learn some gardening techniques. Plant a sunflower seed in a pot for you to take home. All materials provided
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Phoenix Public Library: MACH2 – WeDo Wednesday LEGO Robotics
Join us in MACH2 for WeDo Wednesdays: LEGO Robotics. Ready to build moving robots, learn how motors work, and do basic programming? WeDo Wednesdays is the place for you! For kids ages 7-12 or older kids diving into LEGOS or programming for the first time - use WeDo Kits to build and program animals, critters,...
Phoenix Public Library: Block Party
Join us every Wednesday for a free form, brick building, engineering extravaganza! Ages 3-12
Thursday, April 23, 2026
-
April 23, 2026 -Reid Park Zoo: Sean Kenney’s Nature Pop!
-
April 23, 2026 -Rio Salado Audubon Center: Thursday Guided Nature Walk
-
April 23, 2026 -Children’s Museum of Phoenix: Thing-a-ma-jigs
-
April 23, 2026 -Maricopa County Parks and Recreation: City Nature Challenge Practice Hike (Easy Level)
-
April 23, 2026 -The University of Arizona: Laboratory of Tree-Ring Research Docent-led Tour
-
April 23, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 23, 2026 -Flandrau Science Center & Planetarium: Messengers of Time and Space
-
April 23, 2026 -Phoenix Public Library: Tween S.T.E.A.M
-
April 23, 2026 -Flandrau Science Center & Planetarium: Tucson Sky & Beyond
-
April 23, 2026 -Arizona Science Center: Dorrance DOME After Hours – Cosmic Treasure Chest: Unveiling the Universe with Rubin Observatory
-
April 23, 2026 -Avondale Public Library: Nature Nerds at Civic Center Library
-
April 23, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 23, 2026 -Phoenix Public Library: Thursday Maker Hour – Make a Game in Scratch!
-
April 23, 2026 -Buckeye Public Library System: STEAM
-
April 23, 2026 -Science Vortex Verde Valley: Makerspace Family Night
-
April 23, 2026 -Mt. Lemmon SkyCenter: SkyNights StarGazing Program
-
April 23, 2026 -⭐Sierra Verde STEAM Academy: STEAM Night 2026
-
April 23, 2026 -Las Brisas Elementary School: Family STEAM Night
Reid Park Zoo: Sean Kenney’s Nature Pop!
Part art. Part engineering. Totally amazing! Add a pop of wonder and a pinch of nostalgia to your spring with Sean Kenney’s Nature Pop! Marvel at over 40 wildly creative sculptures made entirely of LEGO® bricks at this exhibition, included with Zoo admission and free for Zoo members from 9 a.m. to 4 p.m. daily....
Rio Salado Audubon Center: Thursday Guided Nature Walk
Join us for a peaceful and mindful walk through the Rio Salado habitat. Together, we’ll explore the trails, enjoy the sights and sounds of nature, and observe the wildlife that calls this area home. These calm, mindful walks are designed to be accessible and welcoming for all. Please reach out with any accessibility needs so...
Children’s Museum of Phoenix: Thing-a-ma-jigs
Using recyclables plus a dash of imagination, construct a one-of-a-kind masterpiece.
Maricopa County Parks and Recreation: City Nature Challenge Practice Hike (Easy Level)
Learn about the April 24-27 City Nature Challenge and free smartphone apps that can help you identify plants, animals, and more, while helping contribute to science! Join Ranger Eric on a short, easy hike on the interpretive trail near Area 3 (see map link below) while we learn about the free iNaturalist app you can...
The University of Arizona: Laboratory of Tree-Ring Research Docent-led Tour
Join us for our free docent-led tour in the lobby of the Bryant Bannister Tree-Ring Building (1215 E. Lowell St.). Visitors will be introduced to the basic tenets of dendrochronology and have a chance to examine specimens. During your 1.5 hour tour, you will be introduced to the basic tenets of dendrochronology, have a chance to...
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Flandrau Science Center & Planetarium: Messengers of Time and Space
Messengers of Time and Space takes you on a thrilling journey through the dynamic universe. Discover how cutting-edge observatories like Gemini and Rubin capture real-time cosmic events—from exploding stars to mysterious cosmic rays—with stunning visuals and stories. Audience: General, all ages Style: Fulldome film + live star talk All-Inclusive Planetarium Show Tickets Show...
Phoenix Public Library: Tween S.T.E.A.M
Explore! Create! Have fun! Each week brings a new S.T.E.A.M. project to make and explore. Hands-on projects provide a fun way to practice following directions, basic science, and learn technology, engineering, art, and math concepts. Build confidence while making mistakes, work on problem solving and improve fine motor skills. Creative kids drop in anytime between...
Flandrau Science Center & Planetarium: Tucson Sky & Beyond
Sit back and relax for this popular live show as one of our Console Captains guides you through the night sky from a Tucson perspective, pointing out stars, planets, constellations, and current celestial events. Then, take a cosmic leap beyond our solar system to explore the universe’s distant wonders. Audience: General, all ages Style: Live...
Arizona Science Center: Dorrance DOME After Hours – Cosmic Treasure Chest: Unveiling the Universe with Rubin Observatory
Step into a new era of sky-watching in the Dorrance DOME as the NSF–DOE Vera C. Rubin Observatory unveils its first images and discoveries—from sweeping nebula mosaics and galaxy swarms to thousands of newly found asteroids captured in just hours. Join us on this live, presenter-led journey as we decode how Rubin’s 3,200-megapixel camera will...
Avondale Public Library: Nature Nerds at Civic Center Library
Formerly known as STEAM Lab, this refreshed program brings nature and STEAM together in hands-on adventures! Interactive experiments and creative projects invite kids to explore, invent, and uncover the wonders around them, turning curiosity into a fun-filled learning adventure. Registration is required. Ages 6 - 12
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Phoenix Public Library: Thursday Maker Hour – Make a Game in Scratch!
Join MACH1 in the Children's Department and learn how to make a simple chase game using block coding in Scratch. We'll create characters and a setting to earn points in your own original game! This program is designed for children ages 8 and up. Space is limited - first come, first served.
Buckeye Public Library System: STEAM
This program combines Science, Technology, Engineering, Art, and Math to boost critical thinking and problem-solving skills with engaging hands-on activities. Each session offers interactive challenges to encourage creative thinking. Ages 6 - 11
Science Vortex Verde Valley: Makerspace Family Night
Families are welcome every Thursday to design, create, and collaborate! Try out sewing, animating, programming, inventing, and more! Join us to CrEaTE! Every Thursday. Every Thursday, 4:30-6:00
Mt. Lemmon SkyCenter: SkyNights StarGazing Program
Explore the night skies from the summit of Mt. Lemmon using Arizona's LARGEST publicly available telescopes! Under the guidance of a professional, visitors will enjoy a brief astronomy lecture, a light dinner, and an exclusive opportunity to observe astronomical objects and phenomena. This five-hour program starts 2 hours before sunset and accommodates up to 28...
⭐Sierra Verde STEAM Academy: STEAM Night 2026
This event showcases student involvement with STEAM(Science-Technology-Engineering-Arts-Math). It will have many collaborators and activities for the whole family to enjoy. Come join us for an engaging event! Arizona SciTech Festival Season is here! We hope to see you in many of the Festival's events all over Arizona. Check out the calendar!
Las Brisas Elementary School: Family STEAM Night
Las Brisas Elementary School will be hosting their third annual Family STEAM Night on Thursday, April 23, 2026 from 5-7pm. The purpose of the event is to foster interest in STEAM in our school community by showcasing student projects and engaging families in STEAM activities in partnership with local organizations and professionals.
Friday, April 24, 2026
-
April 24, 2026 -Greater Phoenix City Nature Challenge 2026
-
April 24, 2026 -Reid Park Zoo: Sean Kenney’s Nature Pop!
-
April 24, 2026 -Children’s Museum of Phoenix: Thing-a-ma-jigs
-
April 24, 2026 -Maricopa County Parks and Recreation: Discovery Station – Join the City Nature Challenge
-
April 24, 2026 -Arizona State Parks & Trails: The Inside History of Jerome
-
April 24, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 24, 2026 -Flandrau Science Center & Planetarium: One Sky
-
April 24, 2026 -Chandler Public Library: K-12 Afterschool Tutoring
-
April 24, 2026 -Flandrau Science Center & Planetarium: Touring the Solar System
-
April 24, 2026 -Maricopa County Library District: STEMsters for Kids
-
April 24, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 24, 2026 -Mt. Lemmon SkyCenter: SkyNights StarGazing Program
-
April 24, 2026 -⭐Gilbert Rotary Centennial Observatory: Astronomy Observation
-
April 24, 2026 -Tucson Amateur Astronomy Association: Stargazing @ Picacho Peak State Park
-
April 24, 2026 -Arizona State Parks & Trails: Star Party at Picacho Peak
Reid Park Zoo: Sean Kenney’s Nature Pop!
Part art. Part engineering. Totally amazing! Add a pop of wonder and a pinch of nostalgia to your spring with Sean Kenney’s Nature Pop! Marvel at over 40 wildly creative sculptures made entirely of LEGO® bricks at this exhibition, included with Zoo admission and free for Zoo members from 9 a.m. to 4 p.m. daily....
Children’s Museum of Phoenix: Thing-a-ma-jigs
Using recyclables plus a dash of imagination, construct a one-of-a-kind masterpiece.
Maricopa County Parks and Recreation: Discovery Station – Join the City Nature Challenge
Join Ranger Nikki to learn about this weekend’s City Nature Challenge April 24-27th and how your input can help the scientific community. Ranger Nikki will host a drop-in information table to help you become a Citizen Scientist by joining the global City Nature Challenge taking place this year April 24-27 and help Team Phoenix log...
Arizona State Parks & Trails: The Inside History of Jerome
An engaging and exclusive presentation of the town of Jerome, as told by long-time local, Henry Vincent, in an outdoor setting. Featuring an overview of the geology, United Verde Copper Co. and United Verde Extension mines, and the Douglas family.
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Flandrau Science Center & Planetarium: One Sky
An award-winning series of seven immersive shorts sharing diverse cultural sky stories—from Greek Orion and Navajo Thunderbird to Hawaiian wayfinding and Indian observatories—celebrating how humanity across time finds patterns and tools under our one sky. Audience: General, all ages Style: Fulldome film All-Inclusive Planetarium Show Tickets Show tickets include access to all science...
Chandler Public Library: K-12 Afterschool Tutoring
Looking for advanced academic support in math or English? The K–12 Afterschool Tutoring Program is held every Friday after school to help students build confidence and improve their skills. Whether it's homework help or test prep, we’re here to support your child’s growth! Led by experienced high school mentors, Olivia and Jaden, this program is...
Flandrau Science Center & Planetarium: Touring the Solar System
Take a guided journey through the Solar System and explore what makes each planet unique—from Jupiter’s giant storms to Saturn’s rings. We’ll also visit moons, asteroids, and the Milky Way on this cosmic adventure. Audience: General, all ages Style: Live star talk All-Inclusive Planetarium Show Tickets Show tickets include access to all science...
Maricopa County Library District: STEMsters for Kids
Run by teen volunteers, STEMsters encourages school-age children to explore STEM concepts through fun, engaging, and interactive workshops!
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Mt. Lemmon SkyCenter: SkyNights StarGazing Program
Explore the night skies from the summit of Mt. Lemmon using Arizona's LARGEST publicly available telescopes! Under the guidance of a professional, visitors will enjoy a brief astronomy lecture, a light dinner, and an exclusive opportunity to observe astronomical objects and phenomena. This five-hour program starts 2 hours before sunset and accommodates up to 28...
⭐Gilbert Rotary Centennial Observatory: Astronomy Observation
Come view the stars during the Arizona SciTech Festival! Fun for the whole family, located at the Gilbert Riparian Preserve. East Valley Astronomy Club members staff operations and programming for the Observatory. The observatory houses a 16-inch diameter Meade, modified Richey-Cretien scope, guided by a Paramount ME computer controlled German equatorial mount slaved to The...
Tucson Amateur Astronomy Association: Stargazing @ Picacho Peak State Park
Truely dark skies at a scenic location – Picacho Peak State Park Star Party is open to the Public. Event is free but park admission fees apply. The Tucson Amateur Astronomy Association will have several advanced amateur telescopes for astronomical viewing. We will observe Planets, Nebulae, Galaxies, Star Clusters and lots more. Great opportunity to...
Arizona State Parks & Trails: Star Party at Picacho Peak
oin Picacho Peak State Park for a Star Party with the Tucson Amateur Astronomy Association (TAAA). Peer through high-powered telescopes as TAAA's knowledgeable astronomers show you exciting features of the universe. Bring a blanket and your curiosity! Meet at the Sunset Day Use Area. There is no additional cost to attend this event; standard park entry fees apply,...
Saturday, April 25, 2026
-
April 25, 2026 -Maricopa County Parks and Recreation: City Nature Challenge Hike
-
April 25, 2026 -Greater Phoenix City Nature Challenge 2026
-
April 25, 2026 -Arizona State Parks & Trails: Geology Tour at Oracle State Park
-
April 25, 2026 -Reid Park Zoo: Sean Kenney’s Nature Pop!
-
April 25, 2026 -Phoenix Zoo: Earth Day
-
April 25, 2026 -Children’s Museum of Phoenix: Thing-a-ma-jigs
-
April 25, 2026 -Cave Creek Museum: The Arizona Gold Mining Experience™
-
April 25, 2026 -Rio Salado Audubon Center: Nature Explorers
-
April 25, 2026 -Arizona State Parks & Trails: Saturday Nature Program
-
April 25, 2026 -Arizona State Parks & Trails: Picnic with the Pendleys
-
April 25, 2026 -Arizona State Parks & Trails: (Mother) Road to the Stars – Route 66 and its Space Heritage
-
April 25, 2026 -Arizona State Parks & Trails: Apple Packing Shed Open House
-
April 25, 2026 -Maricopa County Library District: Mini-Rockets Using CO2
-
April 25, 2026 -Maricopa County Parks and Recreation: Discovery Station – Connect with Nature through your Phone
-
April 25, 2026 -Boyce Thompson Arboretum: Arbor Day
-
April 25, 2026 -Phoenix Public Library: Celebrate Earth Day with Harmon Library!
-
April 25, 2026 -Greater Phoenix City Nature Challenge 2026: Sustainability Fest
-
April 25, 2026 -Maricopa County Parks and Recreation: City Nature Challenge Hike
-
April 25, 2026 -Phoenix Public Library: Let’s Build a City for Earth Month!
-
April 25, 2026 -Flandrau Science Center & Planetarium: Extreme Weather
-
April 25, 2026 -Phoenix Public Library: STEAM Time!
-
April 25, 2026 -Flandrau Science Center & Planetarium: We Are Stars
-
April 25, 2026 -Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
-
April 25, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 25, 2026 -Mesa Public Library: Saturday at the Ranch – Recycled Creations
-
April 25, 2026 -Phoenix Public Library: Family Fun
-
April 25, 2026 -Flandrau Science Center & Planetarium: Black Holes
-
April 25, 2026 -Mesa Public Library: Building Blocks Club
-
April 25, 2026 -Phoenix Public Library: MACH2 – 3D Printing
-
April 25, 2026 -Phoenix Public Library: MakersBase
-
April 25, 2026 -Flandrau Science Center & Planetarium: Tucson Sky & Beyond
-
April 25, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 25, 2026 -Mt. Lemmon SkyCenter: SkyNights StarGazing Program
-
April 25, 2026 -⭐Gilbert Rotary Centennial Observatory: Astronomy Observation
-
April 25, 2026 -Arizona State Parks & Trails: Bat Walk
Maricopa County Parks and Recreation: City Nature Challenge Hike
Join Ranger Jacque on a brief hike and use your phone to document biodiversity in the park for the City Nature Challenge global Citizen Science competition. Citizen Science Month 2026 is an official partner of America 250, the campaign to celebrate the United States of America’s semiquincentennial anniversary. The City Nature Challenge is a global...
Arizona State Parks & Trails: Geology Tour at Oracle State Park
Limited space, by reservation only! Did you know that Oracle State Park was once covered by warm, shallow seas? Are you familiar with the numerous faults that uncovered rocks once buried more than 5 miles beneath the surface? The park offers visitors the opportunity to experience the unique geology of the Santa Catalina Mountains area. First,...
Reid Park Zoo: Sean Kenney’s Nature Pop!
Part art. Part engineering. Totally amazing! Add a pop of wonder and a pinch of nostalgia to your spring with Sean Kenney’s Nature Pop! Marvel at over 40 wildly creative sculptures made entirely of LEGO® bricks at this exhibition, included with Zoo admission and free for Zoo members from 9 a.m. to 4 p.m. daily....
Phoenix Zoo: Earth Day
We have the power to save our planet! Join us for games and activities and learn about conservation and renewable energy!
Children’s Museum of Phoenix: Thing-a-ma-jigs
Using recyclables plus a dash of imagination, construct a one-of-a-kind masterpiece.
Cave Creek Museum: The Arizona Gold Mining Experience™
The Cave Creek Museum’s AZ GOLD MINING EXPERIENCE™ is unique with its display of the complete hard rock ore extraction process, with the mine shaft, tramway, ore carts, crushing and extraction, that are always on display, but operated only during these events. The highlight is Arizona’s only fully operational ten-stamp ore crushing mill. The ten 1,000-lb...
Rio Salado Audubon Center: Nature Explorers
Join us for a fun, family-friendly nature adventure at the Rio Salado Audubon Center! Families are invited to get outside, explore the trails and gardens, and discover wildlife that calls Rio Salado home. Enjoy an easy walk with plenty of chances to spot birds, insects, plants, and more. After the walk, stick around for hands-on...
Arizona State Parks & Trails: Saturday Nature Program
The Nature Program is a live reptile exhibit and the perfect opportunity for people of all ages to learn all about Arizona’s wildlife! Our team of passionate, experienced volunteers are here to answer your questions and show you how these animals have adapted to survive in the Sonoran Desert. This program is weather dependent. Meet at...
Arizona State Parks & Trails: Picnic with the Pendleys
Join us for a fun spring event to learn more about the Friends of Slide Rock State Park and see the beautiful apple tree blossoms! Hear from a ranger about the historic orchards and the cycle of apples. At 10 a.m., there will be a ranger-led walk through the orchard. At 11 a.m., Kathy Pendley...
Arizona State Parks & Trails: (Mother) Road to the Stars – Route 66 and its Space Heritage
Lowell Observatory historian, Kevin Schindler's work bridges astronomy, history, and pop culture. You'll discover the Mother Road's surprising space legacy- from asteroid impacts to astronaut training- just in time for Route 66's upcoming centennial. This free program is made possible by Arizona Humanities. To register, visit: https://www.tubacpresidio.org/events. FREE
Arizona State Parks & Trails: Apple Packing Shed Open House
Experience a piece of Arizona history. Get an opportunity to explore the Pendley Homestead Apple Packing Shed. A ranger will be available to answer any questions about the homestead's history. Come and see the Bean Cutler 1933 Sorter and Bean Cutler Polisher added in 1946. Saturdays and Sundays from 10 a.m.-12 p.m. Resuming April 8,...
Maricopa County Library District: Mini-Rockets Using CO2
4 Peaks Kids is calling all chemists ages 6-11! Get ready to experiment with Newton’s big idea that every action has an equal and opposite reaction. We’ll mix sodium bicarbonate, citric acid and water to create our very own mini rockets- then launch them into action! Come join this hands-on science experiment, it’s sure to...
Maricopa County Parks and Recreation: Discovery Station – Connect with Nature through your Phone
Stop by an information table where Ranger Jacque will teach you how to use your phone to identify and document your nature findings to help the scientific community. Citizen Science Month 2026 is an official partner of America 250, the campaign to celebrate the United States of America’s semiquincentennial anniversary. Love nature but don't know...
Boyce Thompson Arboretum: Arbor Day
Join us at Boyce Thompson Arboretum for our third annual Arbor Day Celebration as we honor and celebrate the amazing world of trees! Families can enjoy a variety of tree-themed activities, hands-on crafts, and nature fun throughout the day. Girl Scouts who attend will earn the requirements for the Tree Promise Patch. The patch can...
Phoenix Public Library: Celebrate Earth Day with Harmon Library!
Please join Harmon Library as we do various fun activities in honor of Earth Day! We will be planting seeds in our test garden, and other fun stuff.
Greater Phoenix City Nature Challenge 2026: Sustainability Fest
Discover how to live life more sustainably at Arizona Science Center’s Sustainability Fest Explore topics like rising seas, how to reduce your carbon footprint, composting and recycling, seed germination, and more! Engage with hands-on activities, interact with community partners and vendors and enjoy a full day of sustainable science! All Sustainability Fest activities are included...
Maricopa County Parks and Recreation: City Nature Challenge Hike
Join Ranger Kevin to learn about and document biodiversity in the park for the City Nature Challenge global Citizen Science competition that runs April 24-27th . The City Nature Challenge is a global competition between cities to document biodiversity in regions around the world, taking place April 24-27th. Ranger Kevin will lead a hike with stops...
Phoenix Public Library: Let’s Build a City for Earth Month!
Using upcycled items like cardboard, bubble wrap, wrapping paper and more, we will create a colorful, unique cityscape. Working individually and together we will craft buildings and bridges using just our imaginations and simple materials! Families are encouraged to participate in making and creating at Saguaro. Guided activities will include science, technology, engineering, arts, or...
Flandrau Science Center & Planetarium: Extreme Weather
Extreme Weather takes you to the front lines of our planet’s most intense natural forces—from melting glaciers and massive tornadoes to raging wildfires. Stunning visuals and expert insight reveal how climate change fuels these powerful, interconnected events. Audience: General, all ages Style: IMAX film adapted for planetarium + Earth science talk All-Inclusive Planetarium...
Phoenix Public Library: STEAM Time!
STEAM Time is a pop-up makerspace for kids and teens that provides hands-on opportunities to design, experiment, and invent as they engage in STEAM (Science, Technology, Engineering, Art and Math) through self-guided tinkering. Join us to make, create and play!
Flandrau Science Center & Planetarium: We Are Stars
A fun, beautifully animated fulldome show about cosmic chemistry and our explosive origins—revealing how hydrogen and carbon formed in the universe and how we are, quite literally, made of stars! Audience: Younger audiences Style: Fulldome film + live star talk All-Inclusive Planetarium Show Tickets Show tickets include access to all science center exhibits...
Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
Stop by an information table where Ranger Kevin will teach you how to use your phone to identify and document your nature findings to help the scientific community. Ranger Kevin hosts a drop-in information table to get you on your way to becoming a Citizen Scientist using the free iNaturalist app that identifies and documents...
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Mesa Public Library: Saturday at the Ranch – Recycled Creations
Families who craft together stay together. We’ll provide supplies, tools, and ideas to get you started, but the final creation is up to you. Engaging in creative activities like crafting can stimulate your brain, boost focus, and reduce stress. 1pm - 3pm
Phoenix Public Library: Family Fun
Ready for fun? Join us every week for a different family activity, such as STEM, art, games, or brick-building. ¿Listo para la diversión? Familias, únanse a nosotros cada semana para una actividad diferente, como STEM, arte, juegos, o construcción de ladrillos de colores.
Flandrau Science Center & Planetarium: Black Holes
Journey into the mysterious world of black holes in this visually stunning, immersive show. Featuring cosmic simulations and narrated by Liam Neeson, explore star birth and death, colliding galaxies, and a thrilling dive into our galaxy’s core. Audience: General, all ages Style: Fulldome film + live star talk All-Inclusive Planetarium Show Tickets Show...
Mesa Public Library: Building Blocks Club
Come explore your creative side at the library with LEGO®. Children can either follow a monthly theme or build from their imaginations. LEGO® and jumbo blocks will be provided. Ages 5-9.
Phoenix Public Library: MACH2 – 3D Printing
A perfect program for techy kids and teens! Create your own design in the powerful 3D art program, TinkerCAD. Watch as your design comes to life right before your eyes as we print it using our own 3D Printers! This Month's Design is: Pencil Toppers Please note: Space is limited. Please arrive early to secure...
Phoenix Public Library: MakersBase
Kids ages 6-11 are welcome to drop in to our self-guided makerspace where we learn by doing. Explore creative hands-on ways to design, experiment, and make. All materials provided, just bring your imagination. No ticket or registration required.
Flandrau Science Center & Planetarium: Tucson Sky & Beyond
Sit back and relax for this popular live show as one of our Console Captains guides you through the night sky from a Tucson perspective, pointing out stars, planets, constellations, and current celestial events. Then, take a cosmic leap beyond our solar system to explore the universe’s distant wonders. Audience: General, all ages Style: Live...
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Mt. Lemmon SkyCenter: SkyNights StarGazing Program
Explore the night skies from the summit of Mt. Lemmon using Arizona's LARGEST publicly available telescopes! Under the guidance of a professional, visitors will enjoy a brief astronomy lecture, a light dinner, and an exclusive opportunity to observe astronomical objects and phenomena. This five-hour program starts 2 hours before sunset and accommodates up to 28...
⭐Gilbert Rotary Centennial Observatory: Astronomy Observation
Come view the stars during the Arizona SciTech Festival! Fun for the whole family, located at the Gilbert Riparian Preserve. East Valley Astronomy Club members staff operations and programming for the Observatory. The observatory houses a 16-inch diameter Meade, modified Richey-Cretien scope, guided by a Paramount ME computer controlled German equatorial mount slaved to The...
Arizona State Parks & Trails: Bat Walk
Kartchner Caverns invites you to join us for a walk in the park as we uncover and learn about some of the 13 different neighboring bat species in the park. We will use bat detectors while on a walk through the beautiful desert night to see and hear some of them while learning about the diversity of these flying mammals. Boldly go where the...
Sunday, April 26, 2026
-
April 26, 2026 -The University of Arizona: Old Main – Desert Landscaping for the 21st Century
-
April 26, 2026 -Greater Phoenix City Nature Challenge 2026
-
April 26, 2026 -Reid Park Zoo: Sean Kenney’s Nature Pop!
-
April 26, 2026 -Phoenix Zoo: Día del Niño
-
April 26, 2026 -Arizona State Parks & Trails: Textile production at Homolovi – A review of the cultural significance and technical introduction to weaving
-
April 26, 2026 -Future Stars Inc.: 11th Annual Hands On STEM Fair
-
April 26, 2026 -Arizona State Parks & Trails: Geology Tour and Presentation
-
April 26, 2026 -Arizona State Parks & Trails: Apple Packing Shed Open House
-
April 26, 2026 -Flandrau Science Center & Planetarium: Perfect Little Planet
-
April 26, 2026 -Flandrau Science Center & Planetarium: Tucson Sky and Beyond
-
April 26, 2026 -Arizona State Parks & Trails: Ethnobotany Guided Hike at Red Rock
-
April 26, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 26, 2026 -Flandrau Science Center & Planetarium: Mysteries of the Unseen World
-
April 26, 2026 -Tempe Public Library: Sunday Funday – Rally with the Rangers!
-
April 26, 2026 -Flandrau Science Center & Planetarium: Touring the Solar System
-
April 26, 2026 -Playful Digital Learning: Minecraft 202 – Build & Design
-
April 26, 2026 -Mt. Lemmon SkyCenter: SkyNights StarGazing Program
-
April 26, 2026 -Phoenix Zoo: Girl Scout Night Camp – Outdoor Art [Daisies]
The University of Arizona: Old Main – Desert Landscaping for the 21st Century
What makes the Old Main building so important? It’s the first building on the University of Arizona campus and has been a place of education and learning for over 130 years. But it’s also the site of beautiful and water-wise landscaping, combining the best of desert and adapted trees and plants with water conservation practices...
Reid Park Zoo: Sean Kenney’s Nature Pop!
Part art. Part engineering. Totally amazing! Add a pop of wonder and a pinch of nostalgia to your spring with Sean Kenney’s Nature Pop! Marvel at over 40 wildly creative sculptures made entirely of LEGO® bricks at this exhibition, included with Zoo admission and free for Zoo members from 9 a.m. to 4 p.m. daily....
Phoenix Zoo: Día del Niño
Join us for a wild and wonderful celebration of children, animals and Hispanic culture at one of our biggest events! Día del Niño is back featuring a variety of family-friendly entertainment and activities all with a festive Latin flair!
Arizona State Parks & Trails: Textile production at Homolovi – A review of the cultural significance and technical introduction to weaving
Meet at the park visitor center for a ranger led talk and demonstration about the importance of weaving in pueblo culture.
Future Stars Inc.: 11th Annual Hands On STEM Fair
Join us for the 10th Annual Hands On STEM Fair at the Faye Gray Recreation Center (5745 S. 20th Street) from 10:00am - 2:00pm on April 26, 2025! This exciting event is perfect for all science enthusiasts, young and old. Get ready to explore the fascinating world of science, technology, engineering, and math through interactive exhibits,...
Arizona State Parks & Trails: Geology Tour and Presentation
Join geology interpreter John Sutton for a fascinating journey back 1.7 billion years. Learn how powerful geological forces shaped the Verde Valley and laid the foundation for Jerome's rugged landscape and rich mining history. Perfect for history lovers, rock hounds and curious minds of all ages. This program is scheduled every Sunday at 10 a.m.,...
Arizona State Parks & Trails: Apple Packing Shed Open House
Experience a piece of Arizona history. Get an opportunity to explore the Pendley Homestead Apple Packing Shed. A ranger will be available to answer any questions about the homestead's history. Come and see the Bean Cutler 1933 Sorter and Bean Cutler Polisher added in 1946. Saturdays and Sundays from 10 a.m.-12 p.m. Resuming April 8,...
Flandrau Science Center & Planetarium: Perfect Little Planet
Embark on the ultimate space vacation with a visiting alien family exploring our solar system’s top sights. Soar over Pluto, dive past Miranda’s cliffs, and stroll Mars’ surface in this fun, immersive adventure for younger audiences. Audience: Pre-K audiences Style: Fulldome film + live star talk All-Inclusive Planetarium Show Tickets Show tickets include access...
Flandrau Science Center & Planetarium: Tucson Sky and Beyond
Sit back and relax for this popular live show as one of our Console Captains guides you through the night sky from a Tucson perspective, pointing out stars, planets, constellations, and current celestial events. Then, take a cosmic leap beyond our solar system to explore the universe’s distant wonders. Audience: General, all ages Style: Live...
Arizona State Parks & Trails: Ethnobotany Guided Hike at Red Rock
Learning more about the native plants and trees here in the Sedona area is a great way to enhance any hike. Our volunteer guides explain how plant life is interconnected with indigenous cultures, pioneer settlers, people in our contemporary times and wildlife. This interpretive experience is for both the beginner and experienced hiker, lasting between 1½-2...
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Flandrau Science Center & Planetarium: Mysteries of the Unseen World
Mysteries of the Unseen World reveals the hidden wonders all around us—too fast, too slow, or too small for the naked eye. Stunning visuals and cutting-edge science uncover a mind-blowing world you’ve never seen before. Audience: General, all ages Style: IMAX film adapted for planetarium + live star talk All-Inclusive Planetarium Show Tickets...
Tempe Public Library: Sunday Funday – Rally with the Rangers!
Grab your grownup and join the Tempe Park Rangers for a discussion and demonstration about animals and nature! Live animals are frequently included.
Flandrau Science Center & Planetarium: Touring the Solar System
Take a guided journey through the Solar System and explore what makes each planet unique—from Jupiter’s giant storms to Saturn’s rings. We’ll also visit moons, asteroids, and the Milky Way on this cosmic adventure. Audience: General, all ages Style: Live star talk All-Inclusive Planetarium Show Tickets Show tickets include access to all science...
Playful Digital Learning: Minecraft 202 – Build & Design
This one-time class gives students unique challenges to test their Minecraft building and design skills. Students will work either in a group or by themselves to create a build according to theme. One class students may be amusement park tycoons; the next, a minigame host; another, pirates with their own working cannons! Each week, we...
Mt. Lemmon SkyCenter: SkyNights StarGazing Program
Explore the night skies from the summit of Mt. Lemmon using Arizona's LARGEST publicly available telescopes! Under the guidance of a professional, visitors will enjoy a brief astronomy lecture, a light dinner, and an exclusive opportunity to observe astronomical objects and phenomena. This five-hour program starts 2 hours before sunset and accommodates up to 28...
Phoenix Zoo: Girl Scout Night Camp – Outdoor Art [Daisies]
Enjoy an evening at the zoo and use what you see and hear to make art. Inspired by the Outdoor Art Maker badge. Camp ends around 9:15 p.m., making it perfect for younger campers who prefer to sleep in their own beds.