This study aims to determine the effectiveness of children's emotional intelligence on peer interaction in SMA Negeri 1 Prabumulih students. This research uses quantitative research. The population of this study were all students of class XI SMA Negeri 1 Prabumulih with a research sample of 70 students consisting of class IX.IPS 2 which amounted to 34 students and class IX. Science 1 numbered 3…