This work is a partial child dance teaching software. In the virtual environment, combined with unity3d and Kinect technology, the real-time motion capture presentation of the user's dance movements is realized, and the automatic scoring system is applied to evaluate the user's dance movements. Allow users to understand the problems of their own dance movements more conveniently without the limitation of time and space, so as to improve the user's dance level, physical fitness and achieve a certain entertainment effect.