Delight your mind and eyes with this 3D puzzle and brainteaser that will bend your brain! When you see connected its interlocking plastic pieces together (be ready for a challenge) its glossy sleek design will impress all who see it. Original 3D Crystal Puzzles University Games and BePuzzled are proud to present Original 3D Crystal Puzzles the largest line of 3D puzzles available in the USA. With over 150 puzzle designs to choose from these challenging puzzles will keep all puzzle enthusiasts busy completing amazing creations.