Japanese Construction Lock Puzzle - Puzzle For Adult

• Composed of 18 identical interlocking wooden sticks.
• Assembles into a large three-dimensional square structure.
• Releasing the lock requires removing a single key piece.
• Collapse happens easily once the key piece is removed.
• Reassembling all 18 pieces is a rewarding engineering challenge.
• Precision-cut pieces offer a smooth, tactile feel.
• High-quality wood and craftsmanship for lasting durability.
• Doubles as an attractive art piece for desk or coffee table.

Kubiya Games creates wooden puzzles and metal brain teasers that challenge the mind and spark curiosity. Each design blends craftsmanship and intelligence, inviting you to think deeper, play smarter, and celebrate the art of thinking. The brand spans wooden and metal puzzles, puzzle boxes, sequential discovery puzzles, brain teasers, and family games, emphasizing premium quality and ingenious design for curious minds.