SUMMARY
The article is dedicated to the problem of the formation of the teens’ cognitive interest to the subjects of natural sciences and mathematical cycle by means of computer support. The paper analyzes the literature on the problems of using information and communication technologies in education and describes in detail the essence of the concept of "computer support", different types of basic (information, software, communications), the functions of computer support in the learning process (information, tools, simulation, visualization, automation, communication, analytical), identifies the main modes of application which include: independent, indirect, subsidiary), and analyzes the problems of studying the phenomenon of cognitive interest, finds ways for its development.