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In this physics activity, learners assemble and/or investigate a pendulum "snake." Several large steel hex-nuts are suspended on strings of successively increasing length to form a series of pendulums

$10 - $20 per group Ages 8 - 18
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In this activity, learners build their own sound machines and explore the interplay of motion and sound.

$5 - $10 per student Ages 6 - 14 45 to 60 minutes