The purpose of this research is to find find out if there is influence of exercise variation on servis skill of takraw extracurricular studients of SMPN 1 Kubu Rokan Hilir . The design of this study uses a group of the research is wearing the approach one group pretest-postest design, with population extracurricular students of SMPN 1 Kubu Rokan Hilir 15 people. The sample in this study, using ā¦