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In this activity, learners explore how musical instruments are engineered.

Learners build a simple electromagnet, then use this electromagnet to transform a yogurt container into a working speaker. They can connect their speaker to a radio and listen as it transmits sound.

In this activity, learners build a musical drum using a cardboard tube, plastic wrap, and beads.

In this design challenge activity, learners build a four-stringed instrument that can play a tune.

In this activity, learners explore electricity and conductivity to find that many things conduct electricity including copper, pencil lead, fruit, play-doh, and even people!