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Create your own spinning top, and explore color, shapes and spinning. This activity contains instructions for making your spinning top, and tips on how to design and decorate it.

1 cent - $1 per student Ages 4 - 8 5 to 10 minutes
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In this activity, learners explore electronics and motion by making a Scribbling Machine, a motorized contraption that moves in unusual ways and leaves a mark to trace its path.

$5 - $10 per group Ages 11 - adult 1 to 2 hours
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Walk a toy to the edge of its doom, maybe it'll fall off the edge of a table, but it will safely stop right before falling.

free Ages 6 - 14 Under 5 minutes
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With little more than a plastic bottle, some vinyl tubing, and a length of PVC pipe, make a rocket and a rocket launcher and investigate how rockets fly.

1 cent - $1 per student Ages 8 - 14 30 to 45 minutes