Mathematics education for preschool children is a compulsory course for preschool children and in-service teachers. This textbook is revised on the basis of the original textbook with the same name. This revision mainly aims at the needs of kindergarten curriculum reform and development under the implementation of the Guiding Outline of Kindergarten Education, especially supplements and adjusts the mathematics education and mathematics activities under the comprehensive curriculum model of kindergarten, and strives to comprehensively and systematically reflect the information of curriculum reform, reflecting the characteristics of theory, systematicness, pertinence and application. At the same time, in order to help students and teachers better understand and master the design and implementation of kindergarten mathematics education, this textbook has added corresponding activity cases at each content point, especially some key and difficult activity cases in teaching.