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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

Agave Heritage Festival: Tumamoc Hill Tour

Tumamoc Hill Desert Laboratory 1675 W Anklam Rd., Tucson

Explore the slopes of Tumamoc Hill on a guided hike to learn about the natural and cultural history of Tucson and the Sonoran Desert. This tour offers insights into the ecology, cultural history, and desert adaptations that have shaped this unique landscape and agave farming and resilience. Enjoy stunning views while discovering how agave has...

Free

Arizona State Parks & Trails: Shelter Dog Walking Program

Picacho Peak State Park 15520 Picacho Peak Rd., Picacho

Pinal County Animal Care and Control will bring 10 shelter dogs available for walking the Nature Loop with you to enjoy nature, meet new people, get some exercise, and get a break from shelter life. Participants will sign a waiver to take the shelter dog for a walk. Meet at the Ironwood Ramada. Dog food...

Free with Park Fee

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...

Free with Park Fee

STEAM National Honors Society: Research & Innovation Expo

University of Advancing Technology 2625 W. Baseline Rd., Tempe

The Research & Innovation Expo (RIE) is a competitive showcase for bold ideas, original research, and innovative solutions. Hosted during AZ Tech Week 2026, RIE provides students the opportunity to...

⭐Gila County STEM Festival

Gila County Fairgrounds 900 E. Fairground Rd., Globe

Celebrate STEM with us in Gila County!  STEMFest is a free community event made possible by the businesses, organizations, agencies, and individuals that volunteer their time and efforts to make...

Free

Pima Air and Space Museum: The Great Paper Airplane Fly-Off

Pima Air & Space Museum 6000 E. Valencia Rd., Tucson

One of the community’s best FREE events for kids. Compete to throw the furthest paper airplane and win amazing prizes. Each contestant will compete by building and throwing their paper airplane. The farthest throw wins! The top three from each age group will compete for 1st, 2nd, and 3rd place. Each contestant in the individual competition...

Free with Admission

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...

Free with Admission

Cave Creek Museum: The Arizona Gold Mining Experience™

Cave Creek Museum 6140 E . Skyline Dr., Cave Creek

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...

Free – $20

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

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....

Free with Park Fee

Arizona State Parks & Trails: Saturday Nature Program

Catalina State Park 11570 N. Oracle Rd., Tucson

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...

Free with Park Fee

Arizona State Parks & Trails: Arizona250 Celebration at the Historic San Rafael Ranch

San Rafael State Natural Area 2036 Duquesne Rd., Patagonia

Join us for a special Arizona250 celebration at San Rafael Ranch Historic District, located within the San Rafael State Natural Area. This commemorative event invites the public to experience one of Arizona’s most significant historic ranching sites while celebrating Arizona’s rich heritage, landscapes, and communities. Visitors will have the opportunity to explore the historic ranch...

Free with Park Fee

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...

Free

Maricopa County Library District: Fundamentals of Electronics for Beginners

MCLDAZ - Litchfield Park Library 101 W. Wigwam Blvd., Litchfield Park

Eric Ose will be here for a hands on electronics workshop where you’ll create fun projects using lights, sounds, and motion. You’ll learn to program an Arduino microcontroller to control several electronic components. Eric will start with guided examples to spark your creativity, then you can try it out on your own! Ages 10 -...

Free

Arizona State University: THE EDGE OF EXPLORATION – ASU EXPLORES THE SOLAR SYSTEM

Arizona State University Marston Exploration Theater 781 S. Terrace Rd., Tempe

Planetary exploration is a large part of SESE's research portfolio. ASU is participating in current and future projects that are on the cutting edge of planetary exploration. Learn about new opportunities on the Moon, material return missions from asteroids and Mars, the deployment of an instrument to gather data from a moon of Jupiter and...

$10.74 – $14.99

Arizona State Parks & Trails: A Guided Walk of the Douglas Estate

Jerome State Historic Park 100 Douglas Rd., Jerome

Join us for a lively and entertaining walk of the park grounds, featuring a brief overview of the town of Jerome, its mining operations, and its people. Presented by environmental geologist Hal Hatfield.

Free with Park Fee

HD South: STEM SATURDAY- ARDUINO DRAGSTER

HD SOUTH 10 S. Gilbert Rd., Gilbert

Spend a Saturday morning at the museum conducting fun and exciting science experiments with local teacher Erik Gillman. In this class, students will build and program a dragster powered by...

Free

City of Scottsdale: Fashion Design & Sewing

Chaparral Park & Community Center 5401 N. Hayden Rd., Scottsdale

Love Fashion? Want to design your own clothing? Come learn how to sew and design your own clothing using a sewing machine! EV Sewing and Fashion Design Workshops inspire confidence, joy and creativity. All levels of experience are welcome, as projects are customized for the student during class. Supplies and materials will be provided including...

$158 – $237

Cave Creek Museum: Gold Fever Jeep Adventure

Cave Creek Museum 6140 E . Skyline Dr., Cave Creek

This exclusive Cave Creek Museum adventure is a “must”! Cave Creek Museum has partnered with Rackensack Canyon Tours to bring Arizona’s one and only total gold mining experience to life. ...

$145

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: The Cosmic Webb

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

In a live planetarium show, we will use the three movements of a London Symphony Orchestra recording of Rachmaninoff’s 2nd Piano Concerto to delve into three aspects of the universe...

$16.50

Phoenix Public Library: STEAM Saturday for Families

Phoenix Public Library - Mesquite Library 4525 E. Paradise Village Pkwy. N., Phoenix

Families are encouraged to participate in making and creating at Mesquite. Guided activities will include science, technology, engineering, arts, or mathematics concepts. Join the family STEAM event every second Saturday...

Free

Tucson Amateur Astronomy Association: Camping Under the Stars

Ora Mae Harn District Park 13250 N. Lon Adams Rd., Marana

Set up camp amongst the beautiful trees and grass. Share the adventure of overnight camping with family, friends, and neighbors! Dust off your camping gear - it's time for Camping Under the Stars! Activities Include: Environmental exhibits Cowboy singalong Stargazing and telescope viewing Campfire Movie in Marana Crafts and Games Raffle S’mores   Check in:...

$7 – $25

Embry – Riddle Aeronautical University: The Cosmic Webb

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

In a live planetarium show, we will use the three movements of a London Symphony Orchestra recording of Rachmaninoff’s 2nd Piano Concerto to delve into three aspects of the universe...

$16.50

The University of Arizona: Richard F. Caris Mirror Lab Tour

The University of Arizona Steward Observatory 933 N. Cherry Ave., Tucson

Explore the cutting-edge of astronomical innovation on this 90-minute guided tour of the Richard F. Caris Mirror Lab at the University of Arizona. Learn how pioneering engineering, optical science, and precision manufacturing come together to create the world’s largest and most advanced telescope mirrors—each 8.4 meters (27 feet) in diameter. Located beneath the U of A’s football...

$20 – $25

Phoenix Public Library: Bike Lab

Phoenix Public Library - Harmon Library 1325 S. 5th Ave., Phoenix

Need help with basic bike maintenance? Our Bicycle Lab offers 30-minute appointments where we’ll guide you through simple repairs like changing a tube or lubricating your chain.  Only acoustic bikes –...

Free

The University of Arizona: Richard F. Caris Mirror Lab Tour

The University of Arizona Steward Observatory 933 N. Cherry Ave., Tucson

Explore the cutting-edge of astronomical innovation on this 90-minute guided tour of the Richard F. Caris Mirror Lab at the University of Arizona. Learn how pioneering engineering, optical science, and precision manufacturing come together to create the world’s largest and most advanced telescope mirrors—each 8.4 meters (27 feet) in diameter. Located beneath the U of A’s football...

$20 – $25

Embry – Riddle Aeronautical University: The Cosmic Webb

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

In a live planetarium show, we will use the three movements of a London Symphony Orchestra recording of Rachmaninoff’s 2nd Piano Concerto to delve into three aspects of the universe James Webb Space Telescope (JWST) is investigating with the best technology humanity has sent into space to date. JWST is both a marvel of technology...

$16.50

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

Arizona State Parks & Trails: Star Party and Guest Speaker at Homolovi State Park

Homolovi State Park AZ-87, Winslow

Homolovi State Park's astronomy events take place on the third Saturday of each month and are free with paid park entry. Each event features a guest speaker from 7-8 p.m. in the park's Visitor Center. Telescope viewing through the Winslow Homolovi Observatory's Moore Telescope (Celestron 14" Schmidt-Cassegrain) follows the presentation from 8-9:30 p.m. Night sky targets will be announced...

Free with Park Fee

⭐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