By teaching him use his hand or any other part and giving him confidence that not only legs are a need to dance we have many other parts in our body to use for dance
Answer added by
Vegi Manoj Babu, senior software engineer, Altran Technologies 4 years ago
Expose him/her to cases where people do what they want to do beating the odds. Pour in confidence by introucing dance forms that can be done through upper body.