Paper Title
The Effect of Differentiated Instruction on Developing Students’ Reading Comprehension Achievement

Abstract
The study investigated the effect of differentiated instruction on reading comprehension achievement. Fifty-five grade 7 students from two sections in two different schools participated in the study. The strategies of flexible grouping, tiered assignments and tiered instructions in the areas of content, process and product were adopted in the experimental group. A semi-structured interview was conducted after the experiment. The results revealed that differentiated instruction was effective in increasing reading comprehension achievement and in reducing the classroom diversity. The semi -structured interview stressed the findings of the quantitative design. Index Terms - Differentiated instruction, differentiation, reading comprehension.