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Learners are given mysterious white powders and have to determine their identity with chemical tests.

$1 - $5 per group Ages 11 - adult 10 to 30 minutes
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In this chemistry activity (page 3 of the PDF), learners will observe a chemical change, specifically what happens to iodine when it is applied to ripe and unripe apples.

Over $20 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners conduct tests for proteins, glucose, and starch.

Over $20 per group Ages 11 - 18 1 to 2 hours
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Some animals can swallow food whole, but humans have to chew. In this activity, learners will investigate what saliva does chemically to food before we even swallow.

$5 - $10 per group Ages 6 - adult 30 to 45 minutes
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In this activity, learners investigate vitamin C.

$5 - $10 per group Ages 8 - adult Under 5 minutes