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Full of Hot Air: Hot Air Balloon Building
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In this activity, learners create a model of a hot air balloon using tissue paper and a hairdryer. Educators can use this activity to introduce learners to density and its role in why things float.
Floating Head Cup
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In this activity, learners watch a figure "magically" float up through the air.
Hovercraft
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In this activity, learners build a hovercraft using a paper plate, cup, and simple motor.