For Korean education to be able to handle increasing knowledge and new values in the 21st century, it needs to change. Korean education needs various teaching methods. At the present, CAI, multimedia. interact video system and computer communication are being used. Compared to the traditional teaching methods computer-assisted instructions were reported to be more effective. The students demands for these kind of lessens are adamant and increasing. In this study, on attempt, was made to develop child-development and parent education using CAI program. This chapter is in high demand for high school students. This study model was developed help the students understanding and make their learning easier. A lesson plan was proposed using CAI program which was developed by authors with assistance of professional computer programmers. The CAI Program includes following curriculum contents: 1,Child development, 2, the meaning of parenthood, 3. pregnancy, 4. delivery, 5. abortion. The CAI Program wart designed to allow students to participated activity In several current issue related with parenthood and abortion problem. This study ultimately aimed to show students moving pictures, animation, vivid photos, and music to motivate them. Another goal was to help the Home Economics teachers give lessons using CAI and to show an example of the teaching model.