Tease your brain and delight your eyes with this fun 3D dimensional puzzles. The uniquely-shaped plastic interlocking pieces combine to make a nice decoration for any room. But don't be fooled. These puzzles are harder than they seem. Crystal Puzzles challenge the mind and delight the eye with their intriguing shapes, bright and dark colours, and even a little bit of glitter here and there. And once they’re assembled, they’re the sort of thing that you won’t mind displaying somewhere in your home.