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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.
Make a Salt Volcano (Lava Lite)
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This activity about density provides instructions for making a miniature "lava lite" with just salt, oil, water, and food coloring.
Sink or Float
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In this activity, learners will make predictions and experiment with different objects to see if they sink or float.