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Changing the Density of a Liquid: Adding Salt
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Learners see that a carrot slice sinks in fresh water and floats in saltwater.
Balancing Act
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In this activity, learners will build thier own balance scale. Learners will explore weight and comparison through this activity.
Float Your Boat
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In this physics activity, learners will explore buoyancy.
Design a Submarine
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Learners act as engineers and design mini submarines that move in the water like real submarines.
Build a Raft
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In this activity, learners explore density and buoyancy as they design and construct rafts.
Balancing Act
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In this physics activity (page 6 of the PDF), learners will build a class 1 lever and hypothesize and test the distances two objects need to be placed from the fulcrum in order to balance.