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Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules.

$5 - $10 per group Ages 4 - 14 10 to 30 minutes
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Learners experiment with a commercially available liquid-crystal coaster. They warm the material with their hands for varying lengths of time and observe the changing colors that result.

$5 - $10 per group Ages 4 - 14 5 to 10 minutes
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Learners design, build, and test models of "dragon boats" made from up to three milk cartons.

$5 - $10 per group Ages 4 - 14 30 to 45 minutes
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This is an activity exploring color and color mixing.

$5 - $10 per group Ages 4 - 6 10 to 30 minutes
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In this activity, early learners create paintings by making music and rhythm. Learners place paper in cans, add paint-soaked beans (or pebbles) and put the tops on.

$5 - $10 per group Ages 4 - 6 30 to 45 minutes
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This is written as a display, but can easily be adapted to a hands-on activity. Learners observe and shake containers of shiny liquids.

$5 - $10 per group Ages 4 - 14 5 to 10 minutes
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In this art meets chemistry activity, early learners discover the almost magical absorbent properties of salt while creating ethereal watercolor paintings.

$5 - $10 per group Ages 4 - 6 10 to 30 minutes
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Learners mix liquid water with solid cornstarch. They investigate the slime produced, which has properties of both a solid and a liquid.

$5 - $10 per group Ages 4 - 18 5 to 10 minutes
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This is an activity in which learners explore the effects of gravity, motion and momentum while creating art.

$5 - $10 per group Ages 4 - 6 10 to 30 minutes