This large intricate originally designed puzzle box is guaranteed to provide you a challenge. Your goal is to find the sequence of moves to unlock and reveal the hidden compartment within. Hidden symbols will help guide you to the solution. This is a very challenging puzzle. The hidden compartment contains a hidden prize. Instructions are included so you can place a special item if you are gifting the puzzle. The puzzle is made from nearly 100 separate laser cut wooden pieces, which are glued and hand assembled. The puzzle is very well built and is made of beautiful maple plywood. Outside Dimensions: 5.5 x 5.5 x 5.5 InchesHidden Compartment: 2.0 x 1.4 x 1.4 Inches