The research aims to design a program for mental perception and its effect on: the psychological stress of the students of the second year of the Faculty of Physical Education, girls of Zagazig University, the level of skillful performance of the 100m hurdles race of students of the second year of the Faculty of Physical Education, girls of Zagazig University. the research community is (707) students in the second year of the Faculty of Physical Education, girls, Zagazig University, for the academic year 2019/2020 AD, and they were chosen deliberately, then the researcher chose the research sample, numbering (70) students, and they are the students who obtained the highest scores in the psychological stress scale. then the researcher drew (20) female students at random as an exploratory sample, and thus the basic research sample became (50) female students, who were randomly divided into two groups, one experimental and the other a control group, each group consisted of (25) female students. among the research tools: a measure of mental perception in the sports field, a measure of psychological tension. The most important results were: 1. The mental visualization program has a positive effect on reducing psychological tension and improving the level of skillful performance for the 100m hurdles race. 2. The traditional program used with the control group did not have a positive effect on psychological tension, while it had a relatively limited effect on the level of skillful performance of the 100m hurdles race. 3. The experimental group outperformed the control group in improvement rates for all variables (psychological tension - skill performance level). 4. The mental visualization program is better than the traditional program in teaching, as it works to reduce psychological tension and improve the level of skillful performance for the 100m hurdles race for second year students.