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Hot Stuff!
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In this activity, learners discover that sand is the major ingredient in glass.

Jar Races
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In this physics activity, learners will gain a better understanding of how friction, inertia, and mass affect objects.

Snow Day!
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In this activity (on pages 4-5), learners make fake snow by adding water to the super-absorbant chemical from diapers, sodium polyacrylate.