Japanese Construction Lock Puzzle - Puzzle For Adult (Online Order Only)

Challenge your mind with one of our most intriguing interlocking puzzles! This exquisitely crafted puzzle comprises 18 identical, interlocking wooden sticks that form a giant 3-D square. Releasing the "lock" is not so hard, there is a key piece that helps collapse the structure once the key is removed. Then, the real challenge begins! Putting the 18 pieces back together is truly a task fit for engineers, but it’s entirely possible and very satisfying once you’ve solved the mystery. The smooth feel of these precision-cut pieces make this puzzle a joy to play with and the high quality of the wood and craftsmanship ensures it will last for years to come. Once you’ve solved this iconic "lock" puzzle it makes a beautiful art piece to display on your desk or coffee table.