The 3D Crystal Puzzle Pyramid is a sleek, translucent puzzle with 38 unique interlocking pieces. Take puzzling to a whole new dimension with this unusual crystal puzzle. Enjoyable to work on, challenging to complete, fun to display! When you've pieced its interlocking plastic pieces together (be ready for a challenge), its colorful, sleek design with brighten any room. Details: Pyramid 38 pieces Difficulty level 1 For ages 12 and up