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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
3” w x 4
The Little Turtle is a slow and steady friend with a lot of personality
waiting for you to get flustered
arms and legs are made of delicately vanilla-scented
Saltwater Fuel Cell Robot Clothing 3” w x 4Build a sleek, modern (and adorable!) walking robot powered by salt water and magnesium no batteries required! Discover how a metal air electrochemical cell stores and discharges electrical energy using a simple saltwater solution. Explore the science of electricity, currents, and electric potential. An innovative pump mechanism provides a steady drip of salt water onto the magnesium plates and the robot walks for up to one hour on just one drop of
US$ 49.95
US$ 50.00
US$ 69.99
