KUMUZ Wooden 3D Puzzle Closed Lattice KO173685 Hmmm!?

Target age: 15 years old and above This is a three-dimensional puzzle that involves breaking down the assembled puzzle and putting it back together. You need some ingenuity to break the puzzle in the beginning. The level of difficulty varies depending on the type, so one of the fun things about it is that you can choose the level you like. Country of origin: China