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In this demonstration, learners observe the effects of air pressure. They will watch as marshmallows inside a bottle expand as a vacuum pump removes air from the bottle.

In this activity, learners create a "mini sky" in a glass of water in a dark room.

In this physics demonstration, learners will be surprised when a lemon slice appears to magically levitate within a pint glass.

In this quick activity, learners observe how the added sugar in a can of soda affects its density and thus, its ability to float in water.