1. The appearance is colorful and interesting
2. Frosted solid color, realistic appearance
3. Break the Rubik's Cube tradition, use practical teaching tools, and activate space imagination
4. Spring fine-tuning structure, adjust the feel according to your own needs
5. Avoid empty tracks and long cylindrical corners
6. Sticker-free design, feel better
7. Material: ABS
8. Suitable age: 3 years old and above
