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In this quick and easy activity and/or demonstration, learners illustrate the effect of the weight of air over our heads.

In this physics demonstration, learners will be surprised when a handkerchief holds water in an upside-down glass.

Conduct a simple experiment to explore how temperature changes can make things expand or contract.

In this activity, learners try to blow up a balloon hanging inside of an empty bottle.

In this activity, learners discover a trick to release the air out of a balloon without popping it.

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

This simple, yet surprising physics demonstration challenges preconceptions about forces, and demonstrates the strength of atmospheric pressure.

In this quick activity, learners use a toaster to investigate the source for the Earth's wind. Learners hold a pinwheel above a toaster to discover that rising heat causes wind.

In this demonstration, learners observe the effects of density and pressure. A "diver" constructed out of a piece of straw and Blu-Tack will bob inside a bottle filled with water.

In this activity, learners investigate how changing the center of gravity of a balloon affects how it travels. Learners fill a balloon with a little bit of water and insert into an empty balloon.