MIEBELY 3D Wooden Puzzle Marble Run Mechanical Gear

◀ 3D Wooden Puzzle Marble Run ▶ 📦 VIEW ON AMAZON: --------------------------------------------------------------------------------------------------------------------------- The Miebely 3D wooden puzzle model set is composed of 235 small wooden blocks. The precise laser cutting technology controls the error of the parts within five microns. We finely grind each wooden block to prevent burrs from getting on your fingers, so that your assembling process is smooth. This 3D puzzle can be switched between manual and electric whenever you want to. When the house is removed, you can shake it to make the machine run. Create unforgettable and memorable collaborative moments with your kids and family while putting this high-quality handcrafted 3D puzzle model set together. -------------------------------------------------------------------------------------------