This study has been conducted with the aim of descriptively evaluating the Curriculum of Elementary School Third Grade Science Course. In this study, the elementary schools in Ankara have been divided into three groups, which are ''high level, medium level, and low level'', based on their success levels. The results of the study suggest that in terms of achievement level of prerequisite behaviors regarding the curriculum and achievement level of the acquisitions included in the curriculum, there is a significant difference between groups, which is in favor of the high level group. Similarly, it has been detected that in terms of both academic self-concept levels of students in the Third Grade Science Course and the quality of the education service given in the Elementary School Third Grade Science Course, there is a significant difference between groups, which is in favor of the high level group.