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In this online activity, learners build their own system of heavenly bodies and watch the gravitational ballet.

free Ages 11 - adult 10 to 30 minutes
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In this activity, learners model ancient lunar impacts using water balloons.

Over $20 per group Ages 8 - 14 10 to 30 minutes
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This fun and simple hands-on astronomy activity lets learners make 3-dimensional models of the Earth and Moon.

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