In recent years, in the manufacturing industry of Japan, the ratio of the applicant for a job to the manufacturing industry is decreasing, and a sense of crisis has arisen to the future of the manufacturing industry. Then, development of attractive teaching materials and a practical technical-education program is demanded for training of young engineers. In this paper, new teaching materials are proposed for the subject research in the third-year student in the technical high school. The system considered the user's ease to use is manufactured based on a PDCA cycle. The new teaching materials which can feel the pleasure of the production are developed.