Through the sports group teaching of school students, this paper uses the evaluation method to construct the ability evaluation model, collects the changes of language ability, and tests the students' understanding ability, expression ability, action language, and group cooperation. Following the teaching for three months, the average value of the group which processes experimental activities has increased to 0.55, and the average value of the control group has increased to about 0.4. In terms of teamwork, the experiment should lead the control group by 35 percentage points. It is found that physical education teachers encounter some problems when using new media teaching, such as lack of teacher-?student interaction, blind pursuit of teaching progress, blind use of courseware, etc. This study has improved the understanding of furthermost students who are pursuing physical education in college on new media teaching, and is conducive to the sustainable development of physical education in the new media environment. There is a guarantee of big data analytics capability that it can investigate the data and can turn it into useful information for a variety of purposes.