Introduce your child to the fascinating world of robotics and green energy with the 4M Green Science Salt Water Powered Robot Kit. This innovative kit allows young scientists to build their own robot powered by the simple chemical reaction of salt water and charcoal. It's a hands-on learning experience that highlights the importance of alternative energy sources in a fun and engaging way. Safe, non-toxic, and complete with all necessary parts, this kit is perfect for curious minds aged 8 and up. The 4M Green Science Salt Water Powered Robot Kit features: - A complete set for building a salt-water powered robot - Interactive play through construction and activation - Exploration into the world of green energy - Includes robot parts, a salt-powered battery, and detailed instructions - An excellent educational toy for introducing robotics and alternative energy