All Aboard the fastest train under the sun! This solar-powered kit entices students and train enthusiasts alike to learn about the environmental benefits of renewable energy. Two interlocking cars attach to the engine, allowing young builders to focus on self-motivation, perseverance and manipulation. The Solar Bullet Train is an excellent beginner building kit designed to teach how solar power is used to drive a small motor. Its 18 parts easily snap together and are secured with only four screws. Train enthusiasts of all ages will enjoy building this amazingly fast eco-friendly train and watching it travel without battery powered.