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Free STEM activities, lessons, and resources for all learners.
Splat! Model Lunar Impacts Using Water Balloons
In this resource from International Observe the Moon Night, use water balloons to model how the moon’s largest impact basins were created.
Hydrophobicity: Will The Water Drop Stop Or Roll?
Examine surface textures and conduct a “tilt test” to compare how materials with different surface textures repel or absorb water.
Remaster the Golden Record
Nearly 40 years ago, two Voyager spacecraft left our planet carrying gold-plated records of information about Earth’s organisms and cultures. This activity challenges your students to craft a contemporary Golden Record of sounds, images, and information portraying the diversity of life and culture on Earth.
Birding As A Gateway To Environmental Education
Get tips and tricks for exploring birding with learners in this story about Audubon New York’s For The Birds! program.
Go Mothing! Easy Outdoor Science Fun
Discover the variety and beauty of moths. It’s easy science fun! Attract moths at night outdoors using just a light and a sheet.
Burping Bioacoustics
Explore the field of bioacoustics by recording and analyzing the sound waves of human burps.
Make A Squid Print
Observe the different features of a squid from your local market and then create a squid print where you can document your findings.
Discuss the Applications and Implications of Metal Foam
What responsibility, if any, do scientists and the public have to make sure new technologies are developed for the purpose of good? Have students discuss this issue by brainstorming possible uses for a new metal foam and then deciding who should address unintended uses of that technology.
Sampling and Estimation With Bountiful ‘Beetles’
In this activity, explore the science and the math behind sampling. Use your data to make predictions about the most common color in a population of candy beetles.