Shippers Dilemma Z, Would Knott Try This, Haselgrove Box

Shippers Dil Z is one of our most difficult puzzles, good luck trying to get the 25 Z shaped pieces back to the cube... also makes other shapes using fewer of the pieces. Would knott is a tough 3x4x6 Burr puzzle. Haselgrove Box is a classic puzzle with a locking mechanism said to have been used by the ancient Egyptians.,. Large Box measures 14" x 5" x 4.25"