In order to prevent social diseases, an open educational hour on the topic of "Gambling addiction" was held in Kazaly Transport and Technical Higher College in the group LZHS-22/9. The goal is to form students' understanding of the problem of gambling at the present time, to prevent gambling /ludomania/ widespread in society, and to reduce the spread of computer games. During the event, the head of the group, R. Baytilesov, showed students videos about the dangers of gambling and focused on ways to prevent and treat situational issues.