The purpose of this study was to investigate the dominant and responsive strategies in the unorganized sports participation among peers. Participants of this study were a whole class(36) of 6 grade in Seoul Soekpo Elementary School. This study used participant observation and in-depth interview to obtain relevant data. To analyse the data, taxonomic analysis were used. The findings of this study are as follows: First, the dominant strategies for children who possess strong power are threat, physical assault, command, manipulation, exclusion, insult and ignorance. Second, the responsive strategies for children possess who weak power are compliance, avoidance, resistance, claim, flatter.