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Tucson Bird Alliance: Mason Center & Arthur Pack Park Field Trip

Tucson Audubon Mason Center 3835 W. Hardy Rd., Tucson

Join us for an introduction to birdwatching basics at the Tucson Bird Alliance Mason Center. After feeder watching at the Center, stroll across Hardy Rd to Arthur Pack Regional Park...

Free – $5

Tucson Bird Alliance: Brand New to Birding Field Workshop at Sweetwater Wetlands

Sweetwater Wetlands 2511 W. Sweetwater Dr., Tucson

This field workshop is meant for those of you who are just getting into birding and are eager to develop your birdwatching skills and knowledge in the field. We’ll do a short walk around portions of the wetlands and cover topics like how to find birds, bird behavior, identifying birds by shape & voice, migration,...

$35 – $50

Maricopa County Parks and Recreation: Estrella – Native Seed Harvest

Estrella Mountain Regional Park 14805 W. Vineyard Ave., Goodyear

Meet at the park’s Nature Center. It is time to harvest seeds! Join us for a celebration of native seeds!! As we strive to improve native biodiversity within the parks. Registering is required via sign-up.com.  Events start at 7:30 a.m. to 10:30 a.m. Participants will learn to identify native plants in their seed stage, and...

Free with Park Fee

Arizona State Parks and 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

Maricopa County Parks and Recreation: City Nature Challenge Hike

Usery Mountain Regional Park 3939 N. Usery Pass Rd., Mesa

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 that runs April 25-28.   The City Nature Challenge is a global competition between cities to document biodiversity in regions around the world, taking place April 25-28. Ranger Jacque will...

Free with Park Fee

Mission Garden: Archaeology Day

Mission Garden 946 W. Mission Ln., Tucson

Every Fourth Saturday of the month, 8am-11am At Mission Garden, in the Youth Garden This event is FREE. No RSVP necessary. All gifts are appreciated. At our monthly (fourth Saturday) Archaeology Day, representatives of Tucson's archaeology community come to Mission Garden to teach practical hands-on skills. Archaeology Southwest will be doing their Hands-on Archaeology program....

Free

Maricopa County Parks and Recreation: Guided Bird Walk

Hassayampa River Preserve 49614 U.S. Hwy. 60 89, Wickenburg

Learn about the resident and migrant birds of desert riparian areas on this guided walk with Ranger Eric.   Join Ranger Eric for a guided bird walk to look and listen for resident and migrant species within the diverse desert riparian habitat of the Hassayampa River Preserve. Along the way we will discuss how to identify...

Free with Park Fee

Maricopa County Parks and Recreation: City Nature Challenge Hike

McDowell Mountain Regional Park 16300 McDowell Mountain Park Dr. MMRP, Fountain Hills

Join Ranger Nikki on a moderate hike and use your phone to document biodiversity in the park for the City Nature Challenge global Citizen Science competition that runs April 25-28. The City Nature Challenge is a global competition between cities to document biodiversity in regions around the world, taking place April 25-28. Ranger Nikki will...

Free with Park Fee

McDowell Sonoran Conservancy: Why are Lost Dog and Granite Mountain Trails So Different?

McDowell Sonoran Preserve - Gateway Trailhead 18333 N. Thompson Peak Pkwy., Scottsdale

Learn why Lost Dog Trails are so rocky and Granite Mountain trails are so much easier to walk on. Ever wonder how the rocks underfoot got there or why you see north to south mountain ranges in the Valley like Camelback, the McDowells, or South Mountain? Stop by and you will see rock samples and...

Free

Reid Park Zoo: Little Critters Workshop – Animal Shapes

Reid Park Zoo 3400 Zoo Court, Tucson

Where Learning Gets Wild!  These interactive programs encourage families to learn about the animal world together. Each program features a different animal theme and includes animal ambassador encounters, movement-based activities, and a simple craft. The activities are based on Arizona’s Early Learning Standards to develop motor, social, and cognitive skills. Advance Registration Required. This Month’s Topic:...

$20 – $28

Town of Gilbert: Walk with the Naturalist

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

Join the Gilbert Parks and Recreation Naturalist, Kellie Elliott, on a guided walk through the Riparian Preserve. Learn to identify some of the common plants and animals in the park...

Free

Pima County Parks and Recreation: Reflecting on Water – A Living River of Words Science and Poetry Workshop

Pima County Public Library - Wheeler Taft Abbett Sr. Library 7800 N. Schisler Dr., Tucson

Discover the wonders of water in the Sonoran Desert. Join Pima County Environmental Educators to explore our local watershed and riparian habitats through both a scientific and an artistic lens. Participants will collect water quality data, conduct an aquatic macroinvertebrate survey as well as create a piece of poetry inspired by their experience in this...

$10.00

City of Chandler: Build Your Birding Skills

Chandler Nature Center 4050 E. Chandler Heights Rd., Chandler

Birds of a feather flock together as experienced birders enhance their bird identification skills. This class will introduce birders to advanced techniques such as behaviors, calls, and locations to aid in recognizing birds. Ages 18+

$14 – $19

Friends of the San Pedro River: History Hikes – Millville Ruins & Petroglyph Trail

Walk this trail with FSPR docent Richard Bauer to visit Millville, the location of two historic silver mills, and an adjacent Indian petroglyph site. The tour will focus on the history of mining and the mills which were active during the Tombstone silver boom. This is about a 2 mile walk on an uneven dirt...

Free

Children’s Museum of Phoenix: Going, Going, Green – Stewards of the Earth

Children's Museum of Phoenix 215 N. 7th St., Phoenix

It’s Going, Going, Green! Month, let’s learn about being good stewards of the earth! Visit Star Bar on the 2nd floor to learn about recycling in Phoenix, what to do with your recyclables, tips on composting and how to help animal habitats with a fun matching game. Make sure all the animals go to the right home!...

Free with Admission

Children’s Museum of Phoenix: Flower Paintings

Children's Museum of Phoenix 215 N. 7th St., Phoenix

Be inspired by artist Georgia O’Keeffe as you observe real flowers and paint them, just in time to celebrate Earth Day and the “Earth Day Expo” Event on April 22nd in the Children’s Garden!

Free with Admission

Pima County Parks and Recreation: Tour of Historic Canoa Ranch

The Raul M. Grijalva Canoa Ranch Conservation Park 5375 S. I-19 Frontage Rd., Green Valley

Join a walking tour of the Canoa Ranch headquarters. Visit the historic buildings and corrals and enjoy the special exhibits of the people of Canoa.

Free

Children’s Museum of Phoenix: Wildflower Seed Bombs

Children's Museum of Phoenix 215 N. 7th St., Phoenix

Let’s celebrate Earth Day! Stop by the Children’s Garden to make your very own wildflower seed bomb to plant at home!

Free with Admission

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 and Trails: Catalina State Park 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. Meet at the Trailhead picnic area. This...

Free with Park Fee

Boyce Thompson Arboretum: Arbor Day Celebration

Boyce Thompson Arboretum 37615 E. Arboretum Way, Superior

Join Boyce Thompson Arboretum for our second annual Arbor Day Celebration and celebrate all things trees! The whole family can have fun with our tree-themed activities and crafts. Girl Scouts...

Free with Admission

Girl Scouts Arizona Cactus – Pine: Arbor Day Celebration (Superior)

Boyce Thompson Arboretum 37615 E. Arboretum Way, Superior

Join Boyce Thompson Arboretum for the second annual Arbor Day Celebration! Invite family and friends to participate in tree-themed activities and crafts. Girl Scouts can receive a discounted admission and a special patch if they pre-register. Activities include: Meet real-life birds from Liberty Wildlife Learn to count tree rings Tree slice necklace making Tree scavenger...

Maricopa County Parks and Recreation: Discovery Station – Connect with Nature through your Phone

Usery Mountain Regional Park 3939 N. Usery Pass Rd., Mesa

If you love taking pics of nature and the desert around you, then this is the program for you! 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.  Love nature but don't know what plants and...

Free with Park Fee

Phoenix Herpetological Sanctuary: Facility Tour

Phoenix Herpetological Sanctuary Actual location given after reservations, Phoenix

Interact with some of our special animals, which for many people is a once in a lifetime experience.  Guests will get to learn about endangered species, how we contribute to conservation of those animals, some of the considerations we must take into consideration when having these reptiles in Arizona, which reptiles are good pets for children or adults, adaptations...

Free – $25

Pima County Public Library: Earth Day at Eckstrom-Columbus Library!

Pima County Public Library - Eckstrom-Columbus Library 4350 E. 22nd St., Tucson

Join us for a Community Plant Share & the City Nature Challenge Bioblitz with Pima County Master Naturalists. Bring your plant cuttings, seedlings, seeds, and other garden-related abundance to share. What is the City Nature Challenge Bioblitz, you ask! City Nature Challenge is a global effort to catalog all the nature in cities using iNaturalist. Pima County Master Naturalists will be...

Free

Flandrau Science Center & Planetarium: Expedition Reef

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

​​The Expedition Reef show reveals, in exquisite detail, the breathtaking beauty and biodiversity of coral reefs around the world—and the scientists taking action to restore them. Learn the secrets of the “rainforests of the sea.” Audience: General, all ages Style: Fulldome film followed by live talk about reefs   Planetarium Tickets Adults: $14 Children (ages 3-15): $10...

Free – $14

Watershed Management Group: Cool Tucson 5 Workshop

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

Want to learn how YOU can have an impact as temperatures continue to increase within Tucson? Join us at the Living Lab and learn about how native plants are built to withstand variable weather and the importance of building an understory. Witness the impact that light earthworks in combination with plants can have to cool...

Free

Southeastern Arizona Bird Observatory: Hummingbird Banding at the San Pedro House

San Pedro House 9800 Highway 90, Sierra Vista

Up to 10 species of hummingbirds use the green corridor of the San Pedro River as a freeway between their tropical winter retreats and their northern nesting grounds. The public is invited to get a close-up look at these tiny travelers as staff and volunteers from the Southeastern Arizona Bird Observatory capture, band, weigh, measure,...

Free

Maricopa County Parks and Recreation: City Nature Challenge Evening Hike

White Tank Mountain Regional Park 20304 W. White Tank Mountain Rd., Waddell

Learn about wildlife of the Sonoran Desert and easy citizen science you can help with on this late afternoon-evening hike with Ranger Eric.   Join Ranger Eric to look for and learn about diurnal and nocturnal critters of Sonoran Desert riparian areas, while learning about and participating in this weekend’s City Nature Challenge! We will start...

Free with Park Fee

City of Chandler: Teen Nature Movie Night

Chandler Nature Center 4050 E. Chandler Heights Rd., Chandler

Enjoy a chill movie night at the CNC featuring nature-themed animated films. We'll provide popcorn, but feel free to bring snacks, drinks, pillows, and blankets from home for ultimate coziness. After the movie, participate in a short discussion to learn about the creation of the stories and the studio founder's environmental influences. Contact the CNC...

$5 – $7