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Terry Lee Wells Nevada Discovery Museum
14th Annual Leprechaun Race
Reno City Plaza NV
- March 15, 2026 at 4:30 PM through 8:00 PM
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Mar 11, 2026
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Sheboygan Astronomical Society
19th Annual Swap-n-Sell
Aviation Heritage Center WI
- March 28, 2026 at 3:00 PM through 3:00 PM
CommunityAstronomy & Space
200 Years. 200 Stories.
In celebration of our first 200 years, we’ve selected 200 stories that provide a glimpse into the Academy’s rich history and amazing discoveries of yesterday and today.
Anywhere
- Ongoing
CommunityMediaOutreachAnimalsGeneral Science
Brookhaven National Laboratory's Science Learning Center
Accelerator Science (Virtual Exploration Lab, Grades 9-12)
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- Ongoing
Live ScienceGeneral ScienceMathematicsOnline: Live Event
Web2Learn
Acting4DHH II: Deaf-Hearing collaboration through citizen social science
Empower Deaf and Hard-of-Hearing individuals through citizen social science
Multiple locations, including yours!
- Ongoing
Citizen ScienceSocial Scienceequitycitizen social sciencedeafempowerment
Active Asteroids
Help map the distribution of water in the solar system
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- Ongoing
Citizen ScienceAstronomy & Spacenasa-sciact_nasa
ScienceAtHome, Aarhus University
Alien CODE
Study human problem-solving
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- Ongoing
Citizen SciencePhysicsSocial SciencePsychologycomplex problemscitizen scienceproblem-solvinghumanhybrid intelligenceintuitiongamealien game
Alliance for Aquatic Resource Monitoring (ALLARM)
ALLARM Susquehanna & Potomac Stream Team
Engage volunteers to collect water quality data on their local streams
Multiple locations, including yours!
- Ongoing
Citizen ScienceOcean Water MarineEcology & EnvironmentChemistryriversmacroinvertebratesstreamswater qualitychesapeake baywater
Ancient Tree Inventory
To build a living database of ancient trees
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom
Rob Dunn Lab
Ant Picnic
Inform scientists about global food preferences of ants
Anywhere
- Ongoing
Citizen ScienceAgricultureFoodOcean Water MarineEcology & EnvironmentEducationInsects & PollinatorsNature & Outdoorsnutrientstop 22 in 2022springnorth carolinacookiesoutsidefunwildlifesummerfallgirl scoutsantsantnutritiondietpicnicrob dunn labwinterdunn labrob dunntop viewed 2021summer reading 2021top2022ant picnicyour wild life