The present study investigated extent of bullying among secondary school students along with intervention of adults like teachers, parents, elders to prevent bullying and involvement of students in bullying. The researcher also made an attempt to study different forms of bullying and the extent of bullying among boys and girls. Sample selected was 444students in which 269 boys and 175 girls are included from secondary school students of SSC board from greater Mumbai. Tool used for present study personal data sheet, olweus bully victim questionnaire were used to collect data. It was found that 17-16 %girls and boys reported that they getting bullied and also reported that they don’t have friends.32% girls and 34 %boys reported that they getting bullied for longer time duration and also found shorter period bullying is more in girls than boys. Surprisingly reporting of bullying to class teacher is shown more by boys than girls