Abstract: The current network teaching system is also facing many problems;lack of advanced learning theory guidance;Dynamic interaction function is not strong;Intelligence is lower;The lack of effective guide,etc.Now. along with psychologists for human learning process cognitive law the deepening of the research,the theory of cognitive learning a new branch-construct ivist learning theory has become the mainstream.Based on constructivism learning theory as the guiding ideology,and cited intelligence Agent technology,constructing a based on the constructivism more Agent network teaching system model.