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Have fun with additive mixing! Observe what happens when the three primary colors of light--red, green and blue--are mixed together, resulting in white light.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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Learners make a circuit board that has questions and answers. When the correct answer is chosen for a question, a circuit is completed and a light illuminates.

$5 - $10 per student Ages 8 - 14 30 to 45 minutes
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Learners build a solar oven from a cardboard pizza box, aluminum foil and plastic. Learners can use their oven to cook S'mores or other food in the sun.

$5 - $10 per student Ages 8 - 18 45 to 60 minutes