Original 3D Crystal Puzzle - Moon The Moon 3D Crystal Puzzle from BePuzzled is a sleek, translucent puzzle with 47 unique interlocking pieces Take puzzling to a whole new dimension with this celestial crystal puzzle Enjoyable to work on, challenging to complete and beautiful to display This 3D puzzle has a difficulty level of 2 and is fun for puzzlers age 12 and up Approximate assembled size = 3" x 1-3/4" x 3-1/4"