Lego mindstorms has the lowest investment in robot activities. This project is a comprehensive research that integrates many disciplines. Lego's educational philosophy is to learn by doing, which is suitable for people aged 3-99. While building by hand, experience the scientific knowledge of mechanics, engineering, aesthetics and other disciplines, exercise language ability and literary literacy ability in the process of displaying works and conducting research projects, and cultivate social skills and social communication ability in communication with interesting friends. Generally speaking, learning Lego mindstorms is not a useful statement, but the key lies in the learning experience in the process of playing.