Galt Toys Inc 3D Changing Puzzle - Haunted Shipwreck This beautiful Galt 3D Changing Puzzle - Haunted Shipwreck features an underwater shipwreck that changes to reveal some ghostly surprises The 3D features of this 56-piece puzzle change, depending on where the viewer is standing There's so much to see and talk about in this puzzle, children will return to it again and again All Galt 3D Changing Puzzles measure 10'' x 13'' when assembled and are suitable for children aged 6 and up Galt products are quality controlled and meet all American, Canadian, British and European standards for toy safety