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Balloon in a Bottle

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In this physics activity (page 3 of the PDF), learners will see firsthand that air takes up space and has pressure by attempting to inflate a balloon inside of a bottle.
1 cent - $1 per student Ages 6 - 11 5 to 10 minutes

Coat Hanger Chimes

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In this physics activity (page 4 of the PDF), learners will--using nothing more than a coat hanger and some string--explore and understand sound energy and how it moves.
$1 - $5 per student Ages 6 - 11 5 to 10 minutes