The Wolf 3D Crystal Puzzle from BePuzzled is inspired by the spirit of this proud wild animal. It is a sleek translucent crystalline puzzle with 38 unique interlocking pieces. When you've pieced it together - be ready for a challenge. Your wolf stands on a precipice, howling at the moon. This 3D puzzle has a difficulty level of 1 mildly challenging . Approximate assembled size 4 x 3 x 1.5.