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Chew that Gum

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In this quick activity (page 1 of PDF under SciGirls Activity: Exercise and Memory), learners will investigate what happens to bubble gum when it is chewed for 5-10 minutes.
$1 - $5 per group Ages 8 - 14 10 to 30 minutes

Iodine Investigators!

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In this activity on page 7 of the PDF (Chemistry—It’s Elemental), learners use iodine to identify foods that contain starch.
$1 - $5 per student Ages 6 - 14 10 to 30 minutes