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Learners design, build, and test models of "dragon boats" made from up to three milk cartons.

Test the buoyancy of an aluminum foil boat and an aluminum foil ball. Why does the same material in different shapes sink or float?

In this activity, learners build water-propelled engines from soft drink cans.

Build a car that runs on air. Using household materials, experiment with the power of air to create thrust powerful enough to move a homemade car.