According to psychological and physiological characteristics in female students,the possibility for female students in colleges to master face service in class was estimated and the teaching methods were designed accordingly.

On the technique of front overhead floating service in volleyball;

floating service with top hand andjump is proposed by practice and exploration.

It has been discussed for a long time past whether front upper hand waving or bending hand waving ball should be emphasized.

Since the skills of the float serves came out, a lot of manpower and material resources have been launched into researches by several countries, but the researches results are still uncertain, especially there isn t any report on mechanical factors affecting the float serves and the researches from practices.