This study deals with an important and challenging issue that each school is facing today, that is the prevention work of bullying. The purpose is to investigate how two elementary schools define bullying and how the work of prevention looks like today. The study highlights two models, Farsta and Friends, that many schools follows in their work and struggle against bullying. We conducted this study by looking at how bullying looks at two elementary schools. How these schools developed working method in order to secure a safe environment for all children in the school.The findings in this study highlighted the involvement of these two schools in the work of prevention against bullying, which methods they used and how these schools worked intensively with organisations such as Friends.