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Create a chemical reaction that makes cheese! This hands-on activity demonstrates that molecules and atoms are tiny particles that make up everything around us.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
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In this activity about magnetism (page 15 of the PDF), learners will explore how opposite and similar magnetic poles affect a swinging (pendulum) magnet.

$5 - $10 per group Ages 6 - 14 10 to 30 minutes