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Construct a simple battery that's able to power a small light or motor out of foil, salt water, and charcoal. A helpful video, produced by the Exploratorium, guides you along on this activity.

In this activity, learners take apart a used zinc-carbon dry cell battery.

Break open that used musical toy and squish some Play-Doh over the circuit boards, and you will hear some weird and distorted sounds the manufacturer never intended!

In this activity, learners explore conservation of energy by experimenting with a solar cell light device.

In this activity, learners string a line across the room and build cable cars that can move from on end to the other.