Lego mindstorms is designed for children aged 6- 18. Lego EV3 and Weiduo were selected as teaching AIDS. Based on the official curriculum system jointly developed by Lego Denmark and Massachusetts Institute of Technology, with the advantages of 5C teaching method, double-teacher classroom, group work, safety and environmental protection teaching AIDS and interesting competition forms, children can play their natural creativity and imagination, and cultivate team spirit, problem-solving ability and interesting competition forms.