This set provides great hands-on fun for young engineers!The BRIO Builder Motor Set lets you expand your BRIO Builder system to a new level of open-ended play with the addition of a real battery-powered motor that brings movement to your creations. This set provides great hands-on fun for young engineers who learn construction techniques, problem-solving and get the satisfaction of seeing their latest idea come to life. The BRIO Builder Motor set is compatible with all products in the BRIO Builder system and with 120 play components, young engineers ideas are only limited by their imagination. With easy-to-use construction tools and an inspiration manual included, theres everything a young inquisitive mind needs to get going on their path to engineering greatness.