3D Wooden Puzzle Mechanical Track Ball, Children’s Toy Patchwork Kit.

About It：Selected High Quality Basswood Is Not Easy To Deform, 3D Diagram Is Easy To Assemble.
The Combination Of Mechanical And Lever Principle Can Stimulate The Collision Between Steel Ball And Track, Which Can Exercise And Develop Children’s Hands-on Practical Ability.
The Gear Is Decorated With Carved Elements, Smooth Retro Wood Handles, And The S-shaped Track Connects With The Cyclotron Accelerator Track.