1, audio-visual teaching theory, pointing out the position and role of various audio-visual teaching media in teaching;

2. Learning theory, which clarifies how human behavior changes occur and reveals the theory of what mechanism learning is based on;

3. Communication theory is a comprehensive study of human information transmission, exchange and processing;

4. System science theory, including cybernetics, system theory and information theory.

The main theoretical basis of modern educational technology includes three theories:

1, modern educational theory, modern educational technology is based on modern educational thoughts, theories and methods, guided by the viewpoint of system theory and based on modern information technology;

2. Semantic network theory holds that human cognition is a layer-by-layer network structure composed of nodes and chains; The teaching structure of modern educational technology starts from the initial knowledge node and forms a multi-level knowledge structure in the form of a network knowledge chain structure.

3. Cognitive learning theory reveals the gradual development process of human mastering knowledge and forming ability.