The teaching of mathematics picture books in primary schools is based on children's perspective, which conforms to the way of children's active learning of mathematics. The vivid and interesting picture book stories subtly contain mathematics knowledge, stimulate children's desire and demand for active inquiry, and make children actively participate in mathematics learning activities. Practical Exploration of Picture Book Teaching In order to let children learn mathematics better, the development of story plot is designed around teaching objectives, and the promotion of spatial concept is integrated into mathematics activities. It is not only the art of vision, but also the art of hearing. It not only pays attention to the interest of teaching, but also pays attention to the essence of mathematics, and also allows children to enjoy the positive influence of mathematics culture.