شبكة المعلومات العربية التربوية

This study is an attempt to know the effect of using suggested designs for teaching the real functions from the point of its visible imagination on the achievement of the students of the faculty of education Sana'a University. The researcher started with analyzing the items of the first level's course to illicit a list of designing skills. These skills were validated by a group of specialists. Sample of this study was 80 male and female students - first level- department of Mathematics faculty of education of Mahweet Sana'a University. The sample were divided into two groups control and experimental group. Results illustrated that there are statistically significant differences in the mean scores of the control and experimental group in the favor of the experimental group. Finally, the researcher recommended comprising the designs of the real functions in the courses of secondary and university stages. (Published abstract)