This research titled “The effectiveness of WebCT on developing the computer visual design practice of IT students at the Islamic university ”. The research consists of five chapters; the first chapter include the background and the significant of the research . the second contained the modern instructional technology, the third was about the previous studies. the forth talked about the procedure of the research and last chapter is about suggestion and recommendations. computerized program was designed to work on the Internet and managed by the WebCT,the program consists of “The Virtual graphic” unit from “human computer interaction” book. the program aimed to teach this unit for experimental group of students that number was (19).It was applied in summer 2006. This research used the experimentation curriculum, the constructivism curriculum and the descriptive curriculum , the instruments was A test and a note sheet to know the difference between the achievement of the experimental and controlled group.