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In this activity, learners incorporate a simple switch into a battery/bulb circuit. Learners will use their knowledge of circuits to design and make their own switches using common materials.

In this activity, learners explore the concept of friction and how ball bearings reduce friction.

In this activity, learners explore the concept of how brakes can stop or slow mechanical motion.

In this activity, learners demonstrate and discuss simple circuits as well as the differences between parallel and serial circuit design and functions.