DIY gear block set that can be freely assembled with colorful parts. - Product Name: DIY Gear Block - Colors: Colorful - Material: Plastic - Accessories: Stickers, Instruction manual Educational toy Toys that nurture children's intelligence Create, learn, and play DIY Gear Block Runs on batteries! Let's build and play! The gears start turning when you flip the switch! Think, play, and cultivate imagination Moving gears nurture curiosity Develop creativity with various assembly methods Ages 6 and up Requires 1 AA battery The child assembled and played with it once. The condition is good, with no noticeable stains. Operation confirmed All 81 parts are included. *The outer box states that the colors of the included parts may vary. The contents will be flattened and placed in a bag, and the outer box will be folded and included. Thank you for viewing.