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Defining Density
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In this introductory demonstration and activity, learners are introduced to the concept of density as they explore a rock and a wooden block in water.
Hot Air Balloon
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In this activity, learners build a hot air balloon using just a few sheets of tissue paper and a hair dryer.
Keeps on Pumpin': Your Heart
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In this activity, learners explore the great pump in their chests--the human heart!
Thumb Piano
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In this activity, learners explore sound by constructing a simple piano out of wood and craft sticks.