The purpose of this study was to compare the teaching effects of the command style and the inclusion style on Mosston’s teaching styles, and to explore the differences in the cognitive development, subjective skill evaluation and affective development to the fifth grade students of elementary school. The study was conducted with the quasi-experimental method. The subjects consisted of 66 students in two classes in the fifth grade of the elementary school in Taitung County. After 8 lessons of gymnastics teaching during four weeks, the statistic analyses of pretest and posttest in the cognitive development, subjective skill evaluation and affective approach were taken to explore the differences in teaching effects of two different teaching styles from two classes of students. The statistic methods applied the dependent sample t-test and the one-way ANCOVA. The results were as follows: 1. After applying the command style and the inclusion style of gymnastics teaching, all participants of teaching effect showed significant differences in the cognitive development, subjective skill evaluation and affective approach. The posttest is superior to the pretest. But between the command style and the inclusion style of teaching effect showed no significant differences in the cognitive development, subjective skill evaluation and affective approach. 2. After the command style gymnastics teaching, the male and female showed significant differences in the subjective skill evaluation. The female is superior to the male. But showed no significant differences in the cognitive development and affective approach.3. After the inclusion style gymnastics teaching, the male and female showed significant differences in the subjective skill evaluation. The female is superior to the male. But showed no significant differences in the cognitive development and affective approach. As a result, two different teaching styles of elementary students with gymnastics teaching have teaching effects. Yet, In the subjective skill evaluation. The female is superior to the male.