Saltwater Fuel Cell RobotBuild 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

Loaded with 2 stud launchers

16 Magnetic Vehicles

Rain or shine

The island splits into 2 separate floating sections

cute fox ears

The set also has a turning crank

662-piece model building kit is ideal for you

and other details to make it beautiful and exciting

Gift for kids – Give this hands-on

Features a wooden bridge

Let them explore the fun of the great outdoors from the comfort of home

The charging station includes a table and 2 chairs