This is a good helper for children to learn mathematics
Add, subtract, multiply, divide, compare, etc
Environmentally friendly materials, safe and non-toxic, babies can play with confidence
Kaleidoscopic and full of fun. It is conducive to the intellectual development of children, and it is difficult for adults to get rid of its temptation
Cubes can develop human abilities, improve logical thinking skills, and exercise the coordination of the brain and hands
Specification:
Shape: cylindrical
material: plastic
Size: about 7cm * 5.5cm