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Through a series of simple body movements, learners gain insight into the relationship between time and astronomical motions of Earth (rotation about its axis, and orbit around the Sun), and also abou

$5 - $10 per group Ages 11 - adult 2 to 4 hours
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In this engineering activity, learners explore simple machines and then build cardboard automata using cams.

$5 - $10 per group Ages 8 - 14 2 to 4 hours