An Instructor-Oriented Framework for Real-time interactive virtual Classroom

Virtual classroom based on Internet is a promising tool for distance education. However, it is difficult for the instructor to instantly know the feedback and evaluation to learners in online courses. The paper gives one instructor-oriented virtual classroom system framework, by which the instructor may know each learner´s reflection to his course in real time and instantly adjust his teaching mode to learners. Moreover, in order to improve the freedom of participators, electronic board will be introduced based on PowerPoint file. These may get one good interaction among participators. At last, problem-based teaching technology introduced improves learning efficiency & interests during class