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In this physics activity, challenge learners to lift a book with just air using a plastic bag and a straw. This activity demonstrates compressed air and forces.

In this physics activity, learners will investigate the strength of egg shells.

In this activity, learners build bridges out of newspaper and tape to explore how structures are designed to bear loads.

In this activity (posted on March 27, 2011), learners follow the steps to construct a mini zoetrope, a device that produces an illusion of action from a rapid succession of static pictures.