The present research aims at identifying the effect of using the strategy of similarities in the achievement of the fifth grade pupils in social subjectsIn order to achieve the objective of the research, the researcher put the null hypothesis, subjected to experimentation, the sample of the research was determined by 62 students distributed in the experimental group by 32 students and 30 students of the control group. The researcher was rewarded between these two groups in a number of variables. A collection test consisting of (36) paragraphs, verified its validity and stability, the researcher began application of the experiment 7/10/2018 and ended on 21/1/2019 and when processing the data statistically showed the result of the following research : There is a statistically significant difference at the level of (0.05) between the average grades of students in both groups (experimental and control) in the collection of social and for the benefit of the experimental group. In the light of the results of the research and an update of the researcher suggested to conduct a similar experimental study of the current study in the stages and other classrooms.