Saltwater Fuel Cell Robot gas will turn your nails into

will turn your nails into mini works of art

Sylvia Earle

This feature enables little spy kids to navigate and gather intelligence in the dark

Hedwig™ and Fawkes™ figures to recreate classic scenes and tell spellbinding new stories

Armchair x2

Saltwater Fuel Cell Robot gas will turn your nails intoBuild 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