This paper presents the results of the studies concerned with the phenomenon of cyberbullying in schools. The initial section presents reflections on the school as an educational environment, the family having the greatest impact on the personality of a young man, followed by the concept of the phenomenon of cyberbullying characterized, its forms, causes and effects. Then, after a brief describing the rules adopted by the test procedure was developed presentation of the results of the study. Empirical data collected have been prepared and presented in tables that underpin the analysis and interpretation of the empirical material obtained. In the final section of the article includes a summary and conclusions. Formulated and presented as proposals for preventive measures - education aimed at reducing the phenomenon of cyberbullying and proposals to help the victims.