Hey Play 81 Piece Interlocking Gear STEM Learning Building Set

STEM ACTIVITY- This interlocking gear toy is a wonderful STEM (science technology engineering math) learning toy that teaches kids how to construct things and how parts move in connection with one another. EDUCATIONAL FUN- With an endless array of ways to build this set provides a visual and tactile way to develop learning skills such as counting sorting matching and thinking while also encouraging creativity. Manufactured by Hey! Play!. GREAT GIFT- Any little boy or girl would love to receive this set as a birthday holiday or any occasion gift! Your kids will enjoy hours of imaginative fun with this engaging mechanical gear block set! PRODUCT DETAILS- Set includes 81 pieces in different sizes and colors and shapes. Moveable gear requires one AA battery to operated (battery not included). 81 PIECE SET- The set comes with 81 gear pieces in a variety of sizes and colors and has a battery operated motorized gear that creates movement in the structures your little one builds. Your kids will love watching their creations move!