The essence of Recreational sports, chief purpose of enriching our lives, is conspicuous nowadays. In comparison to developed countries, the frequency of teenager's participation in Recreational sports in Taiwan is average, yet with poor quality. By proper training in physical education for teenagers during the period of school, its cultivation motivates teenagers to take part in recreational sports after entering into society. The discussion of effective path to recreational sports in this study is to understand Teenagers' learning efficiency and the benefit of physical education.