In today's education field, the knowledge structure that teachers need is far richer and more diverse than imagined. Starting from the core function of teachers' knowledge structure, it can be divided into four main areas: ontological knowledge, conditional knowledge, practical knowledge and cultural knowledge. These four fields are like teachers' four protectors, protecting teachers' knowledge treasure house together.

Ontology knowledge

Ontology knowledge is the foundation of teachers, which covers the professional knowledge of the subjects taught by teachers. Whether it is mathematics, physics, Chinese or history, teachers need to have a deep understanding and mastery of the subject.

Conditional knowledge

Conditional knowledge is an indispensable part of teachers' educational practice. It involves the knowledge of educational psychology, educational statistics, educational evaluation and other fields, and provides scientific theoretical support for teachers' practical teaching.

Practical knowledge

Practical knowledge is the experience and strategy accumulated by teachers in daily teaching. It is the embodiment of teachers' personal teaching style and educational wisdom, and it is the key to deal with various challenges in education and teaching.

Cultural knowledge

Cultural knowledge is the key for teachers to guide students to broaden their horizons and understand multiculturalism. Covering interdisciplinary knowledge, humanistic quality and social hot issues is helpful to cultivate students' comprehensive quality and global vision.