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Catch the (Sound) Wave!
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See and hear how sound waves travel through different types of materials. Extend the experiment online and learn how you can "see" with sound waves using ultrasound.
Build a Raft
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In this activity, learners explore density and buoyancy as they design and construct rafts.
Loony Balloons
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In this activity, learners investigate how changing the center of gravity of a balloon affects how it travels. Learners fill a balloon with a little bit of water and insert into an empty balloon.
Mini Vortex
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In this activity, learners will build an air cannon out of simple materials you can find around the house. Although air is invisible to the eye, it is not by any means empty space!
Fork it Over
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This is an activity about center of gravity. Learners will balance a fork on a glass by finding its center of gravity.