BRIO - Builder Motor Set 121 PiecesBRIO Builder Motor Set 121 pieces Bring your BRIO Builder creations to life with the BRIO Builder Motor Set a must have for young engineers eager to explore movement and mechanics. This set adds a battery powered motor to your BRIO Builder system, allowing creations to move and come alive. Why Customers Love It Expands open ended play by adding motion to BRIO Builder creations. Encourages hands on learning, construction skills, and problem solving.