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The Thousand-Yard Model
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This is a classic exercise for visualizing the scale of the Solar System.
Gravity and Falling
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This fun and simple hands-on astronomy activity lets learners experiment with a bucket, stretchy fabric, marbles, and weights to discover some basics about gravity.
Exploring Forces: Static Electricity
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In this activity, learners investigate what happens when you build up static electricity on plastic balls.
Exploring Forces: Gravity
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In this nanoscience activity, learners discover that it's easy to pour water out of a regular-sized cup, but not out of a miniature cup.