What is the teaching method to teach shuttlecock dance?

Does the subject want to ask "what teaching methods and means are used to teach shuttlecock dance, in which the trembling knee is the most difficult point? The teaching method is demonstration and decomposition.

1, demonstration teaching: the teacher can first demonstrate the trembling knee movement, so that students can visualize the correct movement and sense of rhythm.

2, decomposition teaching: the teacher will be trembling knee action broken down into several simple parts, so that the students step by step to practice, slowly skilled to achieve the desired results.