The article examines the facts of the spread of the ideology of terrorism in educational organizationsas manifestations of «idealistic» terrorism, according to the classification proposed by Yu.M. Antonyan.From the point of view of criminology, terrorism is understood as a diverse phenomenon. In this regard,it is necessary to determine what type of terrorism educational organizations face. Next, it is necessary tohighlight the determinants of the spread of the ideology of terrorism in educational organizations.The analysis of criminal cases according to the elements of Art. 205.2 of the Criminal Code of theRussian Federation and a survey of teachers and teachers of a number of educational organizations in theAltai Territory makes it possible to determine the determinants of the spread of the ideology of terrorismin educational organizations. The traditional division of the determinants of crime into general social,socio-psychological and personal needs to be clarified in relation to terrorist crimes committed by youngpeople studying in educational organizations. Among the general social determinants of terrorist crime in educational organizations, the main role is played by the social qualities of young people. Among the sociopsychological determinants, the main role is played by shortcomings in family education and the formalismof preventive measures. The analysis of criminal cases allows us to conclude that among the families of thoseaccused and on trial for committing terrorist crimes in educational organizations, pedagogically incorrectlyoriented families prevail, where, for one reason or another, psychological contact with the child has notbeen established.