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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.
Build a pinhole camera you can really get into.
Build a simple wind generator.
Explore the twinkling of stars by beaming a laser pointer over a hot plate.
Dark-colored materials absorb and emit energy more readily than light-colored materials.
Create a sound system for music only you can hear.
Discover the relationship between temperature and volume of a given amount of gas.
A dipping bird seems to go forever—but it's not perpetual motion.
A balloon acts as a lens to focus sound.
Model the carbon cycle and its principal reservoirs and flow rates using rice.
Create graceful loops and spirals by drawing on a spinning disk.
See how differently shaped ears affect your hearing.
If you blow harder, will it go farther?
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