The number, quantity and shape that are ubiquitous in real life can all become the mathematics content of preschool children's learning. Mathematical logic experience is a part of mathematics learning content. The learning contents of Numbers and Quantities, Geometry and Space, Experience of Mathematical Logic and Numbers and Quantities mainly include: understanding natural numbers within 10; Addition and subtraction of numbers within 10; Difference comparison and simple measurement of various continuous quantities. The learning and writing contents of Geometric Space mainly include: the recognition of common geometric figures; Understand spatial orientation and spatial relationship. The learning content of "mathematical logic experience" mainly includes: one-to-one correspondence and corresponding activities of elements in two groups; Sequence relations and sequence activities; Classes contain relationships and classification activities; Various conservation relations and related experiences.