Learning educational theory is the basic point of teachers' professional development, which is of great significance to the improvement of teachers' professional quality. In pedagogy courses, teachers' educational cultural connotation and theoretical accomplishment can be comprehensively improved by learning educational knowledge such as educational essence, educational function and educational purpose.

Educational theory is a rational explanation of educational practice and has the function of explaining and guiding educational practice. It can scientifically answer and explain the basic questions of "what", "why" and "how" of educational practice, thus revealing its essence and law. By studying the basic theory of education, teachers can understand the law of education, so as to guide education and teaching according to the law of education and improve the scientificity and effectiveness of their educational practice.

Pedagogy is also a theory about teaching methods. Through the teaching of education and teaching methods and other related theories, guide teachers to determine the progress and focus of teaching according to students' cognitive characteristics and laws of physical and mental development; According to the law of human growth, the ways and methods of education are determined from the aspects of moral cognition and ability.

It is necessary to master the laws of education, understand teaching methods and be familiar with educational policies and principles, which are all necessary subjects for teachers' development; At the same time, it can improve teachers' teaching skills and help teachers better understand students' psychology and motivation. Can guide teachers to guide students correctly. This is also the process of lifelong learning for teachers.