Principles of pedagogy, China's educational history, foreign educational history, educational psychology, educational research methods. According to official website's inquiry about the postgraduate entrance examination of pedagogy, the subjects are generally political, foreign languages and pedagogy specialized courses, which are roughly divided into five subjects: principles of pedagogy, educational history of China, foreign educational history, educational psychology and educational research methods. In various schools and different majors, there will be certain restrictions and differences in the preliminary subjects of pedagogy investigation.