Nine Beads Mathematics is an APP for children to learn mathematics. Our goal is to cultivate children's mathematical concepts, spatial imagination, and stimulate their interest in mathematics. Mathematical enlightenment in play, children accept quickly, but also more likely to have a strong interest in mathematics. It contains the logical reasoning ability, the analysis ability, observation ability behind, logical thinking can benefit children for life. We have carefully designed games for different children so that all children can have fun learning math experience.