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In this activity, learners make optical fibers out of strips of gelatin.

Make two firefly lanterns, then program them to blink to one another and change colors.

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 explore how light and dark colored objects absorb the Sun's radiations at different rates.