First, the use of sports micro-lectures can improve classroom efficiency. Teachers send well-made micro-lectures to students for self-study before class, which can not only stimulate students' interest in learning, but also save classroom teaching time. Although the production process is relatively complicated, micro-lectures can be used repeatedly, avoiding teachers' repeated explanations and demonstrations, and reducing the burden on teachers. After the physical education class, students can use the micro-class as a review material and refer to the micro-class for after-class practice.