1. Develop and use various learning resources

2. Design and organize the teaching process in a systematic way.

Learning resources can not always promote teaching, the key lies in how to effectively and comprehensively utilize them. The systematic method in educational technology is a logical process of planning, developing and implementing the self-correction of education.

3. Pursuing the optimization of education and teaching.

The fundamental purpose of educational technology is to find and practice specific operations that can maximize the teaching effect, and the teaching effect is realized under the action of teaching control, so to realize the optimization of teaching, it is necessary to realize the optimal control of teaching. The concrete operation of maximizing teaching effect mainly includes four items: selecting and arranging the best teaching goal; Choose and use the measure of the best teaching effect; Choose and adopt the best teaching activities; Select the best environmental conditions.