Dimensions: 4 Material: Oak
Made in Hokkaido, Japan
This is a traditional puzzle consisting of pieces of solid wood. There are three levels of difficulty, and when one gets the knack of it, it can be put together in a matter of seconds. The materials used include oak and walnut. The corners have been rounded, and the carefully finished pieces give off a gentle feel of wood. The pieces have been coated with antibacterial urethane to prevent scratches, smudges, and the growth of bacteria, making them safe and fun even for small children.