Hanayama Cast Puzzle Coin Level 4 Challenge your mind with the elegantly designed and highly demanding Hanayama Cast Puzzle Coin Level 4. Known worldwide for their precision engineering and mind-bending difficulty, Hanayama puzzles are premium metal brain teasers that test logic, patience, and spatial reasoning. This puzzle features a beautifully crafted interlocking metal design inspired by the shape and mechanics of a traditional coin. At first glance, it appears simple, but the true complexity lies in discovering the hidden movements required to separate and reassemble the pieces. Crafted with high-quality cast metal, the Hanayama Coin Puzzle offers a satisfying weight and smooth finish, enhancing the tactile experience. Its durable construction ensures long-lasting use and repeated solving attempts. Level 4 difficulty indicates a high level of challenge, suitable for advanced puzzle enthusiasts who enjoy intricate mechanical puzzles. It encourages critical thinking, persistence, and creative reasoning. Compact in size, this puzzle is perfect for desk use, travel, or collection display, making it both entertaining and mentally stimulating. Key Features Hanayama Cast Puzzle Coin Level 4 difficulty design Premium cast metal construction Complex interlocking mechanical solution Portable and compact brain teaser Great for collectors and advanced puzzlers