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

In this activity, learners use ABS pipe and an air leaf blower to make a strong shooting machine.

In this fun and, at times, hilarious force and motion activity, learners will use household objects to build a crazy contraption and see how far they can get a tennis ball to move.

In this activity, learners can observe chaotic motion. A magnet tied to a piece of string makes a pendulum, which swings over three sets of fixed magnets.

In this activity, participants will learn how stars form from the dust and gas that exists in space clumping together.