The Castle Deluxe Crystal Puzzle from BePuzzled makes a beautiful decoration in any room. It is a sleek, translucent, crystalline puzzle with 104 unique interlocking pieces. When you've joined the interlocking plastic pieces together (be ready for a challenge), its glossy, sleek design will impress all who see it. This 3D puzzle has a difficulty level of 3. Deluxe Crystal Puzzles are our largest, most challenging Crystal Puzzle designs. Approximate assembled size = 5-1/2" x 5-1/2" x 7-1/2".