75 piece set made from birch wood. Great for child's concentration skills to play alone or in a group. The toy is 100% natural and is made from birch wood. Birch is known as hard wood which is why this wooden construction kit is finished to perfection. Supports the development of a child’s growth Improves child's motor skills combined with the pleasure of playing with natural wood set. Each piece is crafted to perfection. Cottage shack includes a little door, floor and windows.