Saltwater Fuel Cell Robot deals unleash your inner architect Reduce

unleash your inner architect Reduce & relieve stress

Includes baby stroller

wobbly trains

2 goals make and one floating ball in each set

googly eyes

Saltwater Fuel Cell Robot deals unleash your inner architect ReduceBuild 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