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Ongoing

The University of Arizona: ENR2 Guided Tour

The University of Arizona Environmental and Natural Resources 2 Building (ENR2) 1064 E. Lowell St., Tucson

How can we have a lush but water-wise garden in the middle of a densely populated city? Join us at the Environment and Natural Resources 2 Building (ENR2), a LEED...

Free

Rio Salado Audubon Center: Saturday Morning Guided Birding

Nina Mason Pulliam Rio Salado Audubon Center 3131 S. Central Ave., Phoenix

Join our local bird enthusiasts for a guided bird walk through the Rio Salado habitat! These walks are for everyone: experts, novices, and people who have never gone birding in...

Free

Arizona State Parks & Trails: Guided Bird Walks at Red Rock

Red Rock State Park 4050 Red Rock Loop Rd., Sedona

Bird enthusiasts join a naturalist for a guided walk appropriate for beginner and advanced birders. Most year-round birds are found in the riparian area next to Oak Creek or along the field behind the Visitor Center. The Audubon Society has designated Red Rock State Park as part of the Lower Oak Creek Important Birding Area...

Free with Park Fee

Arizona State Parks & Trails: Homolovi II Ancestral Hopi Pueblo Tour and Petroglyphs

Homolovi State Park AZ-87, Winslow

Join a ranger-led hike at the Homolovi II Ancestral Hopi Pueblo. Homolovi II is one of four pueblos in the Homolovi cluster recorded by Jesse Walter Fewkes from the Smithsonian in 1896. Homolovi II is the largest of the ancestral Hopi pueblos having over 1000 estimated rooms and 47 kivas. Guests will see the outline...

Free with Park Fee

Arizona State Parks & Trails: The Waterfowl West

Alamo State Park Wenden

Join us for a guided walk from camping area E to Bullard Wash where it meets Alamo Lake. The program is designed to teach the basics of birding and help familiarize visitors to the local birds in the park and how to identify them. We will meet at the Cholla Launch and go over the...

Free with Park Fee

Rio Salado Audubon Center: Saturday Morning Guided Birding

Nina Mason Pulliam Rio Salado Audubon Center 3131 S. Central Ave., Phoenix

Join our local bird enthusiasts for a guided bird walk through the Rio Salado Habitat Restoration Area! These walks are for everyone: experts, novices, and people who have never gone birding in their entire life. Bring water, and wear sunscreen and shoes for walking. Groups usually travel slowly, over varying terrain including cement sidewalks, gravel...

Free

Reid Park Zoo: Sean Kenney’s Nature Pop!

Reid Park Zoo 3400 Zoo Court, Tucson

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....

Free with Admission

Arizona State University: GEAR Day 2026

Arizona State University Tempe Campus - Student Pavilion 400 E Orange St., Tempe

The Society of Women Engineers at ASU presents GEAR Day, our largest annual outreach event. GEAR Day is a free outreach event designed to inspire K-12 students by introducing them to the world of engineering, teaching fundamental STEM concepts, and encouraging creativity through the engineering design process. We will be offering a variety of hands-on...

Free

Arizona State Parks & Trails: Cactus Walk at Oracle

Oracle State Park 3820 E. Wildlife Dr., Oracle

Step into the desert’s hidden story on our guided interpretive cactus walk along the 1.2-mile Nature Trail. This immersive experience brings the landscape to life as you learn how cacti and other desert plants survive, adapt, and thrive in harsh conditions. Along the way, our knowledgeable ranger will share fascinating insights, biological background, and surprising...

Free with Park Fee

Arizona State Parks & Trails: Apple Packing Shed Open House

Slide Rock State Park 6871 AZ-89A, Sedona

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,...

Free with Park Fee

Arizona State Parks and Trails: Daily Guided Nature Hikes at Red Rock

Red Rock State Park 4050 Red Rock Loop Rd., Sedona

Every morning, a volunteer naturalist leads a guided nature walk informing visitors about the different life zones of Red Rock State Park. The subjects discussed on this walk may include geology, wildlife, history, archeology, and plant life. The naturalists welcome questions during the walk, enhancing the learning experience. Hikes are included with park entrance fees...

Free with Park Fee

Chandler Public Library: 3d Printer Basics – Tinkering With 3d

HeatSync Labs 108 W. Main St., Mesa

During this hands on session I will cover basic tools primarily in TinkerCad, and Prusa Slicer. The goal will be to cover some of the concepts you can use to modify 3d models that are already available or begin creating simple designs.   When I was just starting out doing 3d designs I made a...

$15

City of Scottsdale: Pet CPR & First Aid – Be Ready!

Horizon Park & Community Center 15444 N. 100th St., Scottsdale

In this one day workshop learn to assess Pet's Vitals, Bleeding & Shock Management, Choking Management, Heat Emergencies, Pets & Disaster Safety Checklist, Bites & Stings, Restraining & Muzzling, Primary Assessment (know what actions to take in the first 15-25 seconds) , Rescue Breathing & CPR. No pets allowed.   Ages 14+

$58 – $87

The University of Arizona: Laser Fun Day 2026

The University of Arizona Meinel Optical Sciences Research Building 1630 E. University Blvd., Tucson

Experience the wonder and excitement of LASERS! A public and free community event for all ages.

Free

Watershed Management: Arizona Water Innovation Exhibit

Watershed Management Group Living Lab and Learning Center 1137 N. Dodge Blvd., Tucson

Humans have innovated to thrive in Arizona for millennia. Today, many access water with the turn of a tap because of the ingenuity of the indigenous caretakers who built the canals that are the foundation of our present-day water systems. Arizona Water for All, as part of Arizona State University's Arizona Water Innovation Initiative, invites...

Free

The University of Arizona: Museum Day – Coit Museum of Pharmacy and Health Sciences

Coit Museum of Pharmacy and Health Sciences (Skaggs Pharmaceutical Sciences Center) 1703 E. Mabel St., Tucson

The Coit Museum is home to one of the world’s leading collections of pharmaceutical artifacts including the Upjohn Pharmacy Collection from Disneyland. Enjoy hands-on activities for all ages in our beautiful courtyard. and guided tours of our interpretive gallery. Try our new discovery hunt, sit at a soda fountain counter in our old-time drugstore Image Location: Skaggs...

The University of Arizona: Museum Day – Biosphere 2

The University of Arizona Biosphere 2 32540 S. Biosphere Rd., Oracle

Explore one of the world's most unique research centers. Biosphere 2 is dedicated to understanding Earth’s ecosystems and how we can create a more resilient future for our planet. Our immersive tour takes you through diverse, contained biomes, including a tropical rainforest, a coastal ocean, and a fog desert. Kid friendly? Yes Reservation required? No...

$15

The University of Arizona: Museum Day – Alfie Norville Gem and Mineral Museum

The University of Arizona Alfie Norville Gem & Mineral Museum 115 N. Church Ave. • Suite 121, Tucson

The Alfie Norville Gem and Mineral Museum invites you to explore its three galleries through a self-guided tour highlighting Earth’s geological story and artistic transformation. The Mineral Evolution Gallery explores the formation of our planet through rock-forming minerals, meteorites, and fossils, while the Arizona Gallery showcases the region’s rich mineral heritage, with a focus on...

Free – $10

The University of Arizona: Museum Day – Flandrau Science Center and Planetarium

Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson

Visit Flandrau Science Center & Planetarium for up to 50% off the regular price on U of A Museum Day! Flandrau is the University of Arizona’s destination for adventures in space and science. Featuring hands-on science exhibits, immersive planetarium shows, and activities that reveal the marvels of the universe, you can discover the wonders of...

$4 – $14

The University of Arizona: Museum Day – Health Sciences Innovation Building

The University of Arizona Health Sciences Innovation Building 1670 E. Drachman St., Tucson

Considered an architectural marvel, the Health Sciences Innovation Building features soaring windows that flood the space with natural light, while south-facing garage doors open to a welcoming patio that is perfect to enjoy a pleasant day. Known for it’s state of the art educational facilities, the HSIB is also home to El Mirador Project, a collection...

Free

The University of Arizona: Museum Day – The University of Arizona: Museum Day – Alfie Norville Gem and Mineral Museum

The University of Arizona Wyant College of Optical Sciences 1630 E. University Blvd., Tucson

The Wyant College of Optical Sciences is proud to offer access to its collection of antique and historic telescopes, microscopes, lenses and cameras. These specimens represent work by the world’s most respected instrument makers from the 18th century to the present. The John E. Grievenkamp Museum of Optics is a series of display cases located...

Free

The University of Arizona: Museum Day – Tree Ring Lab

Bryant Bannister Tree-Ring Building 1215 E. Lowell St., Tucson

Step into the exciting world of dendrochronology at the Laboratory of Tree-Ring Research! Discover some of the oldest trees on Earth and uncover the science stories they hold in our dynamic Exhibit Hall. Take a guided peek into our cutting-edge laboratories, meet the researchers pushing tree-ring science forward, and be among the first to experience...

Free

Phoenix Public Library: STEAM Time!

Phoenix Public Library - South Mountain Community Library 7050 S. 24th St., Phoenix

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!

Free

HeatSync Labs: LEGO Day

HeatSync Labs 108 W. Main St., Mesa

This event is for families and children to use LEGO with supervision, with the purpose of unleashing their creativity and helping with problem-solving skills. Sign up to get notices about events you're interested in. A liability waiver is required before using tools. Anyone under 18 must have a guardian.

Flandrau Science Center & Planetarium: Touring the Solar System

Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson

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...

Free – $27

Maricopa County Library District: The Cosmic Dance Around the North Star

MCLDAZ - Fountain Hills Branch 12901 N. La Montana Dr., Fountain Hills

You've probably heard that the North Star guides navigators during the night. But here's what you might not know: Polaris is just the anchor point for an entire celestial clock that's been ticking overhead for thousands of years. Around that single star, whole constellations wheel through the night, becoming the original timekeepers and compasses for...

Free

Phoenix Public Library: Family Fun

Phoenix Public Library - Desert Sage Library 7602 W. Encanto Blvd., Phoenix

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.

Free

Embry – Riddle Aeronautical University: Rising Stars of Prescott

Embry - Riddle Aeronautical University Jim and Linda Lee Planetarium 3700 Willow Creek Rd., Prescott

Are you interested in getting to know your night sky? This live planetarium program is featured each semester and will show you what constellations (Is that Ursa Major coming out of hibernation?), planets (Is that Venus or Jupiter blazing in our evening sky?), meteor showers (Are we crossing the path of Halley's Comet again?) and...

$8

Flandrau Science Center & Planetarium: Black Holes

Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson

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...

Free – $27

Maricopa County Library District: Math Tutoring

MCLDAZ - White Tank Library 20304 W. White Tank Mountain Rd., Waddell

Need Math help? We've got you covered! Struggling with Algebra, Geometry, Pre-Calculus and Calculus. Get free, one-on-one tutoring with our local certified math teacher volunteer. Registration required. Ages 12-18.

Free

Embry – Riddle Aeronautical University: Rising Stars of Prescott

Embry - Riddle Aeronautical University Jim and Linda Lee Planetarium 3700 Willow Creek Rd., Prescott

Are you interested in getting to know your night sky? This live planetarium program is featured each semester and will show you what constellations (Is that Ursa Major coming out of hibernation?), planets (Is that Venus or Jupiter blazing in our evening sky?), meteor showers (Are we crossing the path of Halley's Comet again?) and...

$8

Flandrau Science Center & Planetarium: Tucson Sky and Beyond

Flandrau Science Center & Planetarium 1601 E. University Blvd., Tucson

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...

Free – $27

Embry – Riddle Aeronautical University: Rising Stars of Prescott

Embry - Riddle Aeronautical University Jim and Linda Lee Planetarium 3700 Willow Creek Rd., Prescott

Are you interested in getting to know your night sky? This live planetarium program is featured each semester and will show you what constellations (Is that Ursa Major coming out of hibernation?), planets (Is that Venus or Jupiter blazing in our evening sky?), meteor showers (Are we crossing the path of Halley's Comet again?) and...

$8

Mt. Lemmon SkyCenter: SkyNights StarGazing Program

Mt. Lemmon SkyCenter 9800 Ski Run Rd. Mt., Lemmon

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...

$62.50 – $88.50

⭐Gilbert Rotary Centennial Observatory: Astronomy Observation

Riparian Preserve at Gilbert Water Ranch 2757 E. Guadalupe Rd., Gilbert

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...

Free

Arizona State Parks & Trails: Star Party at Oracle State Park

Oracle State Park 3820 E. Wildlife Dr., Oracle

Join us for a special evening of stargazing, music, astronomy talks, and fish tacos at Oracle State Park, an official International Dark Sky Park! 6:00-9:00pm: Delicious food and drinks will be available for purchase from La Bufadora Food Truck! They will be set up in the ranch house parking lot serving fish & shrimp tacos,...

Free with Park Fee

Tucson Amateur Astronomy Association: Stargazing at Oracle State Park

Oracle State Park 3820 E. Wildlife Dr., Oracle

Star Party open to the Public. Admission fees for entrance into Oracle State Park apply. Tucson Amateur Astronomy Association will have several telescopes for astronomical viewing. We will be observing the Moon + Planets, Nebulae, Galaxies, and Star Clusters. Great opportunity to look through a wide variety of telescopes. Weather dependent. For real-time updates, follow...

Free with Park Fee