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In this engineering design challenge, learners make a bubble maze that allows bubbles to move through a series of “on” and “off” switches.

$5 - $10 per group Ages 4 - 18 1 to 2 hours
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In this activity, learners explore the parts of a circuit by modeling, as a group, a “human” circuit.

free Ages 6 - 11 10 to 30 minutes