The present research aimed at investigating the effect of a gamification strategy on developing EFL primary stage pupils' reading comprehension skills. The research adopted the quasi-experimental design. Participants of the research were (eighty) sixth year primary school pupils from Hassan Elwan primary school, Fakous, Al Sharqia Governorate, Egypt. They were divided into a control group (n=40) and an experimental (n=40).The experimental group was taught the prescribed EFL course (Time for English 6) through the gamification strategy, whereas, the control group was taught the same course using regular instruction. To achieve the aim of the research, the researcher designed a questionnaire for determining the target reading comprehensions skills. Based on these reading comprehension skills, a pre-post reading comprehension test was designed. The data obtained were statistically treated. The findings of the research revealed that the gamification strategy had a positive effect on developing sixth year primary pupil's' reading comprehension skills.