Though this study contrivutes at efficient substantiality of elementary school physical education class activity supplying basic data that have positive realization about physical education class activity analyzing dividing realization about physical education class activity by sex of elementary school students and teacher\'s sex into realization about realization about physical education class and realization for teacher , own body and oneself , there is purpose. I do to elementary school pupil 5.6 class choosing elementary schools with Kyonggi province Yangfu city for this and executed questionnaire. Contents of questionnaire about realization for teacher, 5 questions about realization about own body and oneself. Enforced t-test to search that difference realization about physical education class and realization for teacher, own body and oneself according as child\'s sex and a guidance teacher\'s sex, that uns SPSS WiN 12.0 for analysis of collected data and get following conclusion. First, boy student prefers physical education better than girl students, and girl student evades physical education from banter of companions and thinks that physical education time is alwayss repeatability of same activity better than boy student in realizatio about physical education class by elementary school pupil\'s sex Second, Girl student thinks that teacher esteems estimation of boy students and when grl student evaluates, I think that man and woman are fairer better than boy student in realization about physical education teacher by elementary school pupil\'s sex. Third, Girl students is sensitive to thing which sweat is dirty me doing athletic activity and intereted better in victory and defear, but on the other hand boy student thinks that it looks better more than woman that man does well physical education in realization about oneself by elementary school pupil\'s sex. Fourth, Students prefer physical education better when man teacher teaches, and thnk that will prefer physical education if is good at sports better and evade physical education from banter of companions when schoolmistress teaches in Realization about physical education class of students by physical education counselor\'s sex. Fifth, Students thing that setting an example is seen sell, gice other subject by mand and woman, fairer to mand and woman when evaluated when schoolmistress teaches in Realization about physical education teacher by physical education counselr\'s sex. Sixth, Students was higher interest about victory and deteat when schoolmistress teaches, but on the other hand think the It looks better more than woman that man does well physical education when man teacher teaches in Realization about oneself physical education counselr\'s sex.