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In this activity, learners investigate the movement of water into and out of a polymer. Learners test the diffusion of water through gummy bears, which are made of sugar and gelatin (a polymer).

$1 - $5 per student Ages 11 - 18 1 to 7 days
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In this math lesson, learners model exponential decay and exponential growth using M&M's, paper folding, and African rhino population data.

$1 - $5 per group Ages 14 - 18 1 to 2 hours
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In this activity, learners use colored candy to represent subatomic particles and make a model of an atom (Bohr model).

$1 - $5 per student Ages 14 - 18 30 to 45 minutes