1. Educator: the teaching subject in educational activities.
Educators are the people who exert educational influence, the main body of educational practice and the main body of educated people's learning practice.
2. Educated: the main body of middle school education activities.
Educated refers to people who participate in educational activities and interact with educators in teaching and learning, so as to develop themselves morally, intellectually, physically and aesthetically.
Education has both negative and positive aspects. On the one hand, they participate in educational activities and interact with educators under the guidance of teachers, which is the object of education and has a passive side. On the other hand, they have strong life potential, curiosity and thirst for knowledge. They are the main body of learning and have a dynamic side.
3. Media and tools for educational activities.
Educational influence is all the information that educators act on the educated in the process of educational activities, the intermediary that affects the communication between educators and the educated, and the unity of educational content and form. Educational influence includes educational content, educational means, educational methods and educational organization forms. Educational influence has the characteristics of selectivity, systematicness, persistence, high social value and educational value.