Create a car powered by a spring.
With a little creativity, the potential energy stored in a common badge retractor can run a fun little vehicle. Take this idea and run with it!
Curriculum topics: Motion, Momentum, Friction, Simple Machines, Springs
Kit includes: Idea sheet, 20 8" Bamboo skewers, 20 straws, 10 retractor badges, 10 binder clips, 10 corrugated cardboard bodies, 20 mailing labels, 40 lids, 40 adhesive foam pieces, 40 wire connectors
Number Served: 10 Don't need 10 Retractor Cars? Get a single
Recommended for ages 7 and up.
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