Dismantle and reassemble these high-quality, display-worthy wooden Interlocking Puzzles, from a seemingly simple 3-piece Burr puzzle to a very intricate 51-piece Japanese Crystal Puzzle. These wooden interlocking puzzles will increase your problem-solving power while challenging your attention to detail and 3d spatial awareness. Construct beautiful, display-worthy geometric and figural shapes, such as the Diamond Puzzle, Japanese Crystal Puzzle, Dinosaur Egg or a 3D Airplane model. Try one and feel the immediate cognitive boosting effects of these Interlocking Puzzles!