Green Science Salt Powered Robot
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Only 2 in stock
Build and power a robot that requires no batteries! This Green Science kit is a fun and hands-on experiment that helps you discover the possibilities of alternate energy resources. With just a drop of salt water your robot will roll along the floor!
Includes: 2 complete charcoal battery kits (each kit can power the robot for approximately 60 minutes of play time), required materials and detailed instructions.
Robot measures approximately 3" high x 2.25" wide x 2" long. (when assembled).
Ages 8 plus