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Bone Stress

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In this optics activity, learners examine how polarized light can reveal stress patterns in clear plastic.
$5 - $10 per group Ages 8 - 18 5 to 10 minutes

Colored Shadows

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In this optics activity, learners discover that not all shadows are black. Learners explore human color perception by using colored lights to make additive color mixtures.
$5 - $10 per group Ages 6 - 18 5 to 10 minutes