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In this activity, learners drop impactors onto layers of graham crackers!

$5 - $10 per group Ages 8 - 14 10 to 30 minutes
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In this activity (page 105 of the PDF), learners measure heart rate and blood pressure and learn how to obtain consistent measurements during repeated tests.

1 cent - $1 per group Ages 8 - 18 10 to 30 minutes