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In this engineering activity, challenge learners to make a "grabber" that can pick up trash. Learners use simple materials to create pinchers that can grab small items.

$1 - $5 per student Ages 6 - 11 10 to 30 minutes
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In this activity, learners simulate Otto von Guericke's famous Magdeburg Hemispheres experiment.

$10 - $20 per group Ages 11 - 18 10 to 30 minutes