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In this activity, challenge learners to design a roller coaster ride for a marble using cardboard and other simple materials.

In this activity, learners construct a playable kazoo from inexpensive materials. They will experience how vibration creates sound waves and music.

In this hands-on activity, learners build their own kaleidoscopes and explore how light can reflect of off surfaces such as mirrors, to produce beautiful patterns.

In this dynamic activity, learners build a catapult that launches projectiles, such as marshmallows.