Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
Spur Cross Ranch Conservation Area 44000 N. Spur Cross Rd., Cave Creek
Maricopa County Parks and Recreation: City Nature Challenge Hike
Spur Cross Ranch Conservation Area 44000 N. Spur Cross Rd., Cave Creek
Mesa Public Library: Citizen Science – Do NASA Science LIVE
Mesa Public Library - Red Mountain Branch 635 N. Power Rd., Mesa
Phoenix Public Library: Comets, Clues, and Our Cosmic Story
Phoenix Public Library - South Mountain Community Library 7050 S. 24th St., Phoenix
Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
Cave Creek Regional Park 37900 E. Cave Creek Pkwy., Cave CreekWeek of Events
Monday, April 27, 2026
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April 27, 2026 -Greater Phoenix City Nature Challenge 2026
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April 27, 2026 -Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
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April 27, 2026 -Maricopa County Parks and Recreation: City Nature Challenge Hike
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...
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...
Tuesday, April 28, 2026
No events on this day.
Wednesday, April 29, 2026
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April 29, 2026 -Greater Phoenix City Nature Challenge 2026: Acts of Science – Connected − Comets, Clues, and Our Cosmic Story
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April 29, 2026 -Mesa Public Library: Citizen Science – Do NASA Science LIVE
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April 29, 2026 -Phoenix Public Library: Comets, Clues, and Our Cosmic Story
Greater Phoenix City Nature Challenge 2026: Acts of Science – Connected − Comets, Clues, and Our Cosmic Story
Help NASA-supported scientists find active comets to find clues about our early universe. All you need is curiosity. Featured Project: Rubin Comet Catchers During this virtual event, you'll look through real images from the Vera C. Rubin Observatory to find comets and other active objects in our solar system. Each comet you spot offers valuable clues...
Mesa Public Library: Citizen Science – Do NASA Science LIVE
Do NASA Science LIVE is a fun, hands-on event that invite everyone—students, families, hobbyists, and lifelong learners—to help NASA do real science. 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...
Phoenix Public Library: Comets, Clues, and Our Cosmic Story
The project Rubin Comet Catchers invites participants to help find new comets and explore small, icy objects in our solar system using images from the new Vera C. Rubin Observatory in Chile. By looking at these pictures, volunteers can spot comets that have never been seen before. Every discovery helps scientists learn how comets form,...
Thursday, April 30, 2026
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April 30, 2026 -Maricopa County Parks and Recreation: Discovery Station – Be a Citizen Scientist!
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. Let’s get you on your way to becoming a Citizen Scientist using the free iNaturalist app that identifies and documents nature photos that you take with your...
Friday, May 1, 2026
No events on this day.
Saturday, May 2, 2026
No events on this day.
Sunday, May 3, 2026
No events on this day.