The Eitech Electronic Set Metal Building Set allows for creative play with lights sounds and movement Learn about gears and electronics while having fun at the same time Illustrated and colored instructions list multiple experiments and projects to conduct Experience the mysteries of electricity with this great science and technology learning tool Designed to promote and develop three dimensional thinking creativity and learning while at the same time having fun Step by step illustrated instructions are included for easy to follow directions This educational building set is designed for kids to exercise their hands-on skills imagination and cognitive performance by assembling this Eitech set All pieces are made of high grade polished steel and manufactured in Germany Begin your building adventures today with the Eitech Electronic Set Metal Building Kit