Features: Mind Bending Recursive Puzzle Challengemail: This innovative recursive tray puzzle transforms continuous rulings into unique divisions, significantly enhancing problem fixing abilities and geographical reasoning. Advanced Topological Puzzlemail: Knowledge a stimulating and engrossing wooden puzzle with high difficulty recursive designs that effectively train your mind and cognitive abilities. High Difficulty, Unceasing Funumberebog: Though challenging, the feeling of achievement upon completion relieves stress and nurtures connection and collaboration among family participants. Beautiful Workmanshipossibility: Each puzzle piece is accuracy cut from smooth brown wood, varnished with midnight on the back for durability and reward physical feel. Modifiable Challenge for All Agesecond: Excellent for both experienced puzzle enthusiasts and novices, this puzzle proposals customizable difficulty, making it a ideal present for the curious aware. Specifications: Substancemail: wood Product Category: Flat Puzzle Packagsinging: clear Applicable agemail: youths (7 14 age old) Specificationsecond: 17.4x17.4x0.8 Package Includes: Toy puzzlex1 note: Pay attention to the storage methods.