Assembly video included Assembly type wood 3D electric puzzle Marble machine Yamamichi 3D puzzle wooden

*Woodworking glue is required for assembly. Please prepare separately. Supervised by Spin Gear, no tools required, easy assembly, and compact size. This is a DIY kit with Japanese instructions. This is an assembly kit product that requires you to assemble the parts yourself, which are precisely cut using a laser. There is a link to the assembly video, so even children can assemble it with the help of an adult. Since it is a DIY product, it is necessary to make adjustments after assembly. Please enjoy that too. Accessories: Complete set of wooden assembly parts, motor, battery box (uses 2 AA batteries, sold separately), solar panel