1, the principle of motivation. If teachers are good at promoting and standardizing students' inquiry activities, they can stimulate students' intrinsic motivation and effectively achieve the predetermined learning goals.

2. Structural principles. Any knowledge structure can be presented in three forms: action, image and symbol. As to which presentation mode to choose, it depends on the students' knowledge background and subject nature. ?

3. Procedural principles. Usually, each subject has different procedures, which are difficult and easy for learners, and there is no unique procedure suitable for all learners; And under certain conditions, any particular program always depends on many different factors.

4. Strengthen the principle. Proper strengthening of time and rhythm in teaching is an important part of learning success.

Teaching principle is the basic requirement to reflect teaching rules and guide teaching work according to the purpose of education and teaching. It refers to both teachers' teaching and students' learning, and should be implemented in all aspects of the teaching process.

Teaching principles reflect people's understanding of the essential characteristics and inherent laws of teaching activities, and are the guiding principles and codes of conduct to guide effective teaching. Applying teaching principles correctly and flexibly in teaching activities plays an important role in improving teaching quality and efficiency.