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In this simulation, learners act out each digestive function of the organs, tissues, and cells in the digestive tract.

$5 - $10 per group Ages 11 - 18 30 to 45 minutes
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In this activity on page 9 of the PDF, learners test how flavoring extracts move through the walls of a balloon.

$5 - $10 per student Ages 8 - 14 10 to 30 minutes