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In this design challenge activity, learners modify a cup so it can carry a marble down a zip line and also drop it onto a target.

In this activity, learners build handheld rockets and launchers out of PVC pipes and plastic bottles. Use this activity to demonstrate acceleration, air pressure, and Newton's Laws of Motion.

In this activity, learners construct cars that are powered by hand-made, electric propellers.

This is an online game about stopping distance. Learners choose one of three vehicles and one of three speeds.