The purpose of this study is to investigate the effect of interest in, participation in, exhortation to, and attitude toward the sports shown by the friends and teachers and the exhortation from the sports association and mass media focused on the parents, brothers and sisters who are the superintendents of the socialization which has a great effect on the children`s intelligent, affective, and behavioral development. To achieve this purpose, a survey using a questionnaire is carried out to the elementary school students on the fifth and the sixth grades in Kyeongsangnamdo, and the questionnaires collected from them were analyzed using the SPSS 12.0 for Windows. The results of this study by this purpose and method are like followings. At first, as a result of investigating the degree of participation in sports of the superintendents of socialization, it was indicated that the superintendent who has the highest interest in sports was man teacher, then male friend secondly and father in sequence. In the question of the degree of participation in sports, the man teachers was answered that they had the highest degree of participation in sports, then male friend secondly and brother in sequence. In the question of the degree of exhortation to sports, the fathers was answered that they had the highest degree of exhortation to sports, then the mothers secondly and the man teachers in sequence. In the question of attitude toward sports, the fathers were shown as they had the highest degree of attitude toward sports, then the mothers secondly and the man teachers in sequence. In the question of the degree of practice in life, they practiced and did various activities most through an institution both in and out of school. And it was indicated that the boy students practiced more than the girl students in all of the activities except the club activity out of school. Lastly, as a result of investigating the effect of the superintendents of socialization on the elementary school students` lives with practice, as they were man students or had a higher subjective social level, they practiced more in life both in and out of school. And as the father`s attitude toward sports was good, they practiced more in life in school. The mother`s participation in sports did not have any great effect on the elementary school students` lives with practice, but it was indicated that as the mother did not exhort to sports, the students did more club activities in school. In addition, as the brothers exhort to sports much, as the attitude toward sports was good, and as the sister`s attitude toward sports was good, they had a significant effect on the life with practice in school, but they didn`t have a significant effect on the life with practice out of school. Furthermore, it was indicated that as male friends participated in sports more, exhorted them to sports more, and had a good attitude toward sports, the students practiced more in school, and as the male friends exhorted to sports more, they practiced more out of school. It was appeared that as the female friends had a good attitude toward sports, they practiced more both in and out of school. As the man teacher exhorted the students to sports more and had a good attitude toward sports, and the woman teachers exhorted the students to sports more, the students practiced more in school. Both the man teacher and the woman teacher didn`t have any great effect on the life with practice out of school. Finally, it was appeared that as there is more exhortation from the sports associations and mass media, the students practiced more both in and out of school. As shown above in the survey, it can be indicated that the male friends` exhortation to sports, the female friends` attitude toward sports, and the exhortation from the sports associations and mass media have the greatest effect on the life with practice of the elementary school students.