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In this activity, learners make their own rock candy. Crystals will grow from a piece of string hanging in a cup of sugar water. The edible crystals may take up to a week to form.

1 cent - $1 per student Ages 6 - 18 1 to 7 days
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In this experiment, learners test multiple food items to see if they are an acid or base using an indicator solution created with red cabbage.

$5 - $10 per group Ages 6 - 14 10 to 30 minutes
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This hands-on activity shows you how to build basic architectural shapes out of toothpicks and gumdrops.

$1 - $5 per student Ages 6 - 11 30 to 45 minutes