The purpose of this work is to investigate what students in grades 4 to 6 at a school in southern Värmland know about cyber bullying. It also aims to find out whether there is or has been any cyber bullying in grades 4-6 at the school. The issues at work are what do cyber bullying? Is there a difference between cyber bullying in the different grades? (4-6 grades) Are their differences in cyber bullying when it comes to sex? And there is no connection between the mental bullying and cyber bullying? The material for the work was collected through a questionnaire survey conducted with students in grades 4 to 6. The survey was conducted anonymously, they were asked what sex it was and what grade they are in. I was present in each class who did the survey. The survey consisted of 8 pieces of questions, ask 1,2,4,5 and 6 were contention issues while question 3, 7 and 8 were partially open questions. The result shows that the majority do not know what cyber bullying is. It also suggests that students do not think there is any connection between mental bullying and cyber bullying.

Keywords: Cyber ​​bullying, survey, school