(2) motivation. The purpose of education has the function of stimulating educational behavior and encouraging educators and educatees to develop to a higher level. (3) Evaluation function. Whether it is a process evaluation or a summative evaluation, it is based on the educational purpose, measuring the deviation degree between the actual educational activities and the predetermined purpose, so as to take targeted measures to make timely adjustments and carry out purposeful control. (4) coordination. The purpose of education is to coordinate the educational forces of schools, families, society and other aspects and promote the growth of students. The purpose of education consists of two parts: one is to stipulate the social nature and direction of the people to be cultivated by education. In order to cultivate people who meet certain social needs; The second is to stipulate the physical and mental qualities of people to be cultivated in education, that is, to show the development of the educated in knowledge, intelligence, morality, physique and aesthetics, so as to form a certain personality structure for the educated.