Marble Track 3D Wooden Puzzle, Handheld Marble Track Model Kits Self Assemble Mechanical Jigsaw Puzzle, with Roller Balls, DIY Gift

Features: The 3D marble track puzzle model is made of environmentally friendly wooden materials. The pieces are smooth, burr-free and top quality. You will have a pleasant user experience and definitely enjoy this fun trackball game. It develops hand-eye coordination, concentration, patience, logical thinking, fine motor skills and visual perception and stimulates imagination. Specifications: Product Name: 3D Wooden Puzzles Condition: 100% New Subject: Marble Track Package Includes: 1 x 3D Wooden Puzzles Tips: Light shooting and different displays may cause the color of the item in the picture to be slightly different from reality. Due to different measurement methods, the received products are preferred. Do you have questions? Please feel free to contact us. We will respond within 24 hours!