This article describes the formation of the pedagogical activity of a scientist, teacher, psychologist Mazhit Mukanov, the influence of teachers and colleagues through his pedagogical life, and his psychological, pedagogical views in textbooks, teaching aids and scientific articles. Also, many Kazakhstani scientists are considered, they wrote works on the importance of M. Mukanov's place in the science of psychology, which outlines his role in the development of national and pedagogical psychology. The importance of the scientist's work lies in the importance of social demand for the history of educational psychology, the spiritual need for training future specialists and the widespread use of educational psychology in the education system. The meaning of statements in his works about cognitive processes and mental properties is harmoniously combined with the works of Russian and foreign psychologists. The actual problem of the article is the identification of psychological views in the heritage of the scientist through the main scientific works, as well as the use of the teacher psychologists in their work, the scientist's statement about psychological counseling and psycho-preventive work, and the formation of youth psychology through the personal qualities of the teacher.