The article considers the current stage in the development of preventive pedagogical activity by means of a new term – pedagogical prevention of addictive behavior in educational environment. It shows that adolescents’ unproductive coping behavior strategies can become the markers of addictive behavior at the stage of primary prevention.The purpose of this article is to explore the possibilities of psychodiagnostics Internet-addictive behavior among pupils. The main research methods are pedagogical experiment, monitoring, testing, conversation, and statistical methods for the processing of the research results. The hypothesis of this study is the assumption that the phenomenon of Internet-addiction as one of the types of addictive behavior of adolescents is characterized by a high level of use of unproductive coping strategies. The paper presents the results of an experimental study conducted in the educational organization of the city of Cheboksary of the Chuvash Republic. The obtained results state that both a high level of development of productive coping strategies and personal resources in adolescents are the markers of any type of addictive behavior, including Internet addiction, at the level of primary pedagogical prevention.The article has theoretical and practical significance for teachers, social workers and psychologists, engaged in the development and implementation of educational programs of pedagogical prevention of Internet-addictive behavior in the educational environment.

Internet-addiction, addictive behavior, pedagogical prevention, coping behavior strategies