Challenge your child s imagination with the 4M Salt Water Powered Robot Kit. Perfect for any young scientist this fun kit teaches robotics and the value of alternative energy sources. Once assembled this robotic racer is powered by the safe non-toxic... more
The robot is powered by the chemical reaction of salt water and charcoal and is safe and non-toxic.The robot is powered by the chemical reaction of salt water and charcoal and is safe and non-toxic.This kit contains all the parts and materials needed... more
Best prices on Kid galaxy non stop fun, 4M in Babies & Kids. Check out Bizrate for great deals on popular brands like 4M. Use Bizrate's latest online shopping features to compare prices. Read product specifications, calculate tax and shipping charges, sort your results, and buy with confidence. Easily narrow your search and find the product that's perfect for you.