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Hungry for fresh, exciting science activities based in amazing phenomena? Science Snacks are hands-on, teacher-tested, and use cheap, available materials.
A balloon acts as a lens to focus sound.
Turn an old CD into a spectroscope to analyze light.
Two lips make sound.
Two cylinders that look the same may roll downhill at different rates.
Learn about the inner workings of a cell through this interactive exhibit.
Control the (apparent) size of a hole with your brain.
A flash of light leaves a lingering image.
Investiga a prueba de golpes la primera ley de Newton.
Polarized light reveals stress patterns in clear plastic.
Now you see it; now you don’t—an object without a sharp edge can fade from your view.
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