Abstract
The present study aimed to know the effect of learning strategy in the Arabic language study in the reading comprehension and critical thinking among ninth-grade students in Kuwait in a semi-experimental design. The study sample consisted of (48) students that were divided equally into the experimental and control group. The researcher used three tools designed by researchers which are; the critical thinking scale, the achievement test of reading comprehension and constructivist learning model. The results showed a significant effect of the constructivist learning model on Arabic reading comprehension and critical thinking among ninth-grade students in the State of Kuwait. In view of the findings of the study, a number of recommendations were submitted, including: using Constructivist Learning Model activities in improving the level of reading comprehension and critical thinking among students.