Abstract: The research aims to uncover the effect of different iterations of mental perception in teaching some basic skills in basketball according to performance learning levels and the importance of mental perception in the educational process and the need to legalize it by giving it appropriately and with various iterations in teaching some basic skills in basketball from second-grade middle school students At the age of (13-14) years, and identify the best frequency of learning these skills during each level of learning performance. The researchers used the experimental approach with equal groups, and the research community included students of Aleppo Intermediate School for Boys, and the research sample was (48) middle school students in Aleppo Intermediate School for Boys in Nineveh Governorate for the academic year 2019-2020 AD, the sample was divided into three groups and by ( 16) A student for each group, where each group carries out a certain frequency of the iterations of mental perception, and post-tests were conducted in order to obtain the results and use the appropriate means to reach the results by which the research results and hypotheses were achieved, and the most important statistical results were that of the occurrences of mental perception] (A), (B), (C) [Positive impact on the process of teaching some basic skills in basketball (patience, passing, scoring) and the superiority of the first group that used repeated mental perception (A) in teaching some basic skills in basketball under study in The first performance learning level except for the rolling skill was the second group that used repeated mental perception (b) and the second group that used repeated mental perception (b) in teaching all the basic skills of basketball under study at higher level The second performance and the third group that used repetition of mental perception (c) in teaching some basic skills in basketball under study in the third performance learning level except for suppression skill. The second group, which used repeated mental perception (b), excelled.