The purpose of behavior is one of the important signs that distinguish human beings from other animals, and the evaluation of their own behavior and the degree of goal realization exists in all human activities. Education is a purposeful, planned and organized activity of human beings. Educational activities involve educational plans, implementation of educational activities, participants in educational activities, etc. In order to improve the effectiveness of educational activities, it is necessary to conduct timely evaluation. Educational evaluation is an important link in the process of modern educational activities and an indispensable part of modern education. Educational evaluation plays a guiding and quality supervision role in quality education. It has become an important tool for the education administrative department to manage and guide the school work and improve the efficiency and level of running a school. It is also an important means for schools and educators to self-examine and reflect, improve education and teaching, and improve the quality of education and teaching. Education without evaluation may be blind education. It is of great significance to systematically study and master the theories, methods and techniques of educational evaluation and use them to guide practice for improving educational decision-making and school management, and improving the quality of education and teaching and the level of running a school.