(1) provides a variety of methods for teachers to understand the causes of students' learning difficulties. The situation of students is very different. Once learning difficulties appear, educational psychology can provide many ways to help teachers understand the reasons. Teachers can use the theory and research methods of educational psychology to trace back the root of students' learning difficulties or related problems in the process of psychological development, and accurately understand students, so as to adopt targeted methods to promote students' academic progress and mental health development.

(2) It is helpful for teachers to accurately understand students, teach students in accordance with their aptitude, and be targeted. Students' original level is the starting point and teaching foundation to realize teaching objectives. Educational psychology can provide teachers with a way to understand students' existing knowledge, experience and level, so as to take targeted measures and teach students in accordance with their aptitude.

(3) It is helpful for teachers to form a new scientific understanding of educational phenomena. Educational psychology helps teachers to form a new scientific understanding of educational phenomena, especially to analyze and study traditional teaching methods and teaching behaviors, and put forward more scientific views. For example, in primary school Chinese class, what method should the teacher use to designate students to recite the text, whether to call the roll at random or in order? Educational psychology research shows that this seemingly non-question answer is not as simple as people think. It is necessary to comprehensively consider the advantages and disadvantages of different grades and different roll-call methods and choose the appropriate roll-call method.