Simply put, educational psychology mainly has the functions of explanation, description, control and prediction. According to the basic laws of psychology and situational teaching in middle schools, the role of educational psychology in science and culture has important theoretical significance. First, exploring some psychological laws from the educational process and revealing them can enrich the general theory of general psychology and make great contributions to the theoretical development of the whole psychology.

1. Help teachers simulate problems and disturb students. Using the principles of educational psychology, teachers can not only correctly analyze and understand students, but also simulate students' behavior or development direction, and take corresponding intervention or preventive measures to achieve the expected results.

2. Help teachers understand the problem accurately. On the one hand, help teachers understand the reasons for students' learning difficulties; On the other hand, it helps teachers to form a new scientific understanding of educational phenomena.

3. Provide scientific theoretical guidance for practical teaching. On the one hand, it provides general principles or skills for practical teaching; On the other hand, it helps to make teachers' work conform to their own teaching psychology and learners' learning psychology, thus optimizing teaching work.

4. Help teachers to conduct research in combination with teaching practice. Educational psychology not only provides general theoretical guidance for practical education activities, but also provides rich examples for teachers to participate in teaching research.