AU - عبد القادر، محمود هلال عبد الباسط AB - This study aimed to investigate the effect of using the differentiated instruction approach while teaching the Arabic language for acquiring some linguistic structures and developing the linguistic performance of the primary-stage students. The materials and instruments of study consisted of student worksheets, teacher's guide, linguistic structure test, and the linguistic performance test. The participants in the research groups were selected, then, the experiment of study and the pre-post testing of study instruments were implemented. Data was statistically treated using SPSS.18 program. The findings of study revealed that there were statistically differences between the mean scores of the experimental and the control groups at level 0.5 in the linguistic structures test favoring the experimental group. Moreover, there were significant differences between the mean scores of the experimental and the control groups at level 0.5 in the linguistic performance test favoring the experimental group. A correlated relation has been proved between linguistic structure acquisition and the development of linguistic performance the by post-testing of the participants of experimental group. (Published abstract) http://search.shamaa.org/abstract_en.gif OP - ص ص. 337-367 T1 - أثر استخدام مدخل التعليم المتمايز في اكتساب تلاميذ المرحلة الإبتدائية لبعض التراكيب اللغوية وتنمية مهارات الأداء اللغوي لديهم [مقال] UL - http://search.shamaa.org/PDF/Articles/MKJepst/JepstVol13No2Y2019/jepst_2019-v13-n2_337-367.pdf النص الكامل (PDF) 1 http://search.shamaa.org/fulltext.gif