The course provides students with basic knowledge about the history, subjects, tasks and research methods of developmental psychology; the concept of human beings and theories of human psychological development; Some theories of psychological development. Based on that, the subject continues to provide students with basic knowledge about the psychological development of people at different age stages (fetal stage, newborn, kindergarten, adolescents, middle-aged people, senior citizens). The main purpose of the course is to help students understand the basic characteristics of human psychological development at different age stages, to apply to solving learning tasks and activities in their future career.