This star-shaped puzzle is famous worldwide. It has a total of 6 pieces. When shipped, the 6 pieces will be disassembled. From the seller: This 3D puzzle allows you to use your hands and activate your brain while solving it. It can be enjoyed by the whole family as an educational toy that develops abilities while playing, and as a brain-training exercise that can be expected to prevent dementia and pass the time during hospitalization. It improves spatial awareness, logical thinking, and reasoning skills.