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In this activity, learners use tinfoil to build and test their own boats - which designs will float, and which will sink?

In an investigation called "Shape It!" learners craft tiny boats out of clay, set them afloat on water and then add weight loads to them, in order to explore: how objects stay afloat in water; what th

In this activity, learners explore what makes a boat float and sink. They examine and test various objects to determine why objects float or sink.

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