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Engineered Music
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In this activity, learners explore how musical instruments are engineered.
Make a Speaker
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In this activity, learners explore how an electromagnet works by making a simple one. Using this knowledge, learners design a diagram to make a working speaker using household materials.
Cactus Needle Phonograph
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Build a phonograph record player using a cactus needle, a record, LEGOs gear box, and a piece of paper! This activity uses a Pico Cricket to turn the motor.