Assembly Video Included. Yamamichi Marble Machine, a Wooden 3D Electric Puzzle.

*Wood glue is required for assembly. Please prepare this separately. This DIY kit, supervised by Spin Gear, requires no tools, is easy to assemble, and is compact. It comes with Japanese instructions. This is an assembly kit product where you assemble the parts yourself, precision-cut with a laser. A link to an assembly video is included, so even children can assemble it with the help of an adult. As this is a DIY product, some adjustments will be necessary after assembly. Enjoy that part too. Included accessories: Complete set of wooden assembly parts, motor, battery box (uses two AA batteries, sold separately), solar panel