BONE SHAKER-Models Wooden 3D Puzzle DIY Mechanical Model Kit-Self Assembly- It comes as parts in a bag like a regular puzzle except it's a 3D puzzle you actually glue the parts together and make a model car- There are no detailed instructions it a brain teaser stimulator good for mental activity and hand dexterity. You get a parts list and the photos in the listing as your aides to build it just like you would with a 2D conventional puzzle and the finished puzzle can be displayed as a model car.