Blocks with motorized spinning gears sets, total 81 pcs. Hundreds of hours for Fun and learning with this super amazing kit. The perfect gift for your genius. Endless innovations, creative thinking, Infinite imaginations, A lot of Building combinations. Interlocking building blocks and gear wheels of construction puzzle play set includes 81 various pieces. A motorized spinning gears for more fun and automation. Uses 1 AA Size battery not included. The fun shaped jigsaw puzzle pieces interlock building blocks, motorized spinning gears construction set will help your children use their brain and develop important problem-solving skills, liner logic, and motor skills. These high quality interlocking building blocks and gear wheels of construction puzzle play set includes 81 various pieces with motorized gear sets. A motorized spinning gears foster creativity, learning skills, and encourage learning of mechanics and engineering in young children with a lot of interest and fun, for both boys and girls. It Uses 1 AA Size battery. (Battery not included). Our jigsaw puzzle type construction blocks game set feature a colorful and vibrant choice of building set, with tons of possibilities. Your toddler will develop creative skills creating their own themes and worlds out of the 81 interchangeable interlocking building blocks and gear puzzle pieces. A playful way to build your child's creative skills and imagination. Spend quality time with your preschooler building tracks and playing with this interactive toy. The fun shaped jigsaw puzzle pieces interlock building blocks, motorized spinning gears construction set will help your children use their brain and develop important problem-solving skills, liner logic, and motor skills