1. The whole toy adopts a closed design and the ball inside can not be removed.
2. In the process of playing let children learn to know colors and can exercise observation ability and logical thinking ability.
3. Play games of parent-child interaction enhance the relationship between children and parents and let the children know the joys of sharing.
4. Psychedelic maze design fully satisfy children's curiosity develop logical thinking ability.
5. The whole toy is closed design and the ball can't be removed. Please feel free to buy it.