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Use this model to demonstrate the goal of NASA's Kepler Mission: to find extrasolar planets through the transit method.

Over $20 per group Ages 11 - 18 10 to 30 minutes
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In this demonstration, adult learners create a lava lamp using beer and nuts! Use this pub-themed activity to demonstrate the effects of buoyancy and bubbles.

$1 - $5 per group Ages 4 - adult Under 5 minutes
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In this activity, learners observe as soap bubbles float on a cushion of carbon dioxide gas. Learners blow bubbles into an aquarium filled with a slab of dry ice.

$1 - $5 per group Ages 6 - 14 10 to 30 minutes
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This is a highly visual demonstration that illustrates both the effects of density and chemical reactions.

$1 - $5 per group Ages 4 - adult 5 to 10 minutes