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In this activity, learners explore sound by constructing an instrument toy that buzzes when you swing it.

This activity requires a Pico Cricket (tiny computer). Learners work on designing and building a sound sensor out of household materials, like plastic wrap and cardboard.

In this activity, learners build their own sound machines and explore the interplay of motion and sound.

In this design challenge activity, learners add headphones to a previously built instrument (see "Build a Band" activity) to make it easier to hear.

In this activity, learners create a straw oboe to explore sound and pitch.

In this activity, learners turn an ordinary metal coat-hanger into a (very quiet) musical instrument.

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