In Russia public psychological, medical and social centres have gained more than twenty years of experience. Being a part of the additional education system, they are currently undergoing reorganisation. The aim of this article is to review reference literature and analyse experience of psychological assistance to children as part of a comprehensive interdisciplinary approach. Global reach via the internet and media sometimes negatively affect the level and the nature of fears and anxieties. For about half a century already clinical psychologists talk about broadening of the scope of their professional activities due to informational stress. Some scholars note that the development/growing-up process in the pupil becomes multidimensional due to scientific progress, which facilitates our everyday life making it, as it seems, more and more comfortable. However, the seeming facilitation (cars, computer, mobile phone, etc.) creates conditions human physiology and mentality are not quite adapted to. Mental health of a modern child is conditioned by the factors of technological advancement: informational overload, speeding of life, formalisation of interpersonal contacts, remote communication, including during the educational process. This leads to difficulties in adolescents with formulating a purpose of life, and sometimes even to neurotic development of personality. A number of emotional distortions, primarily related to anxiety, is on the rise. A time-tested model of psychological counselling of a preadolescent and a teenager has been proposed including crisis counselling as part of urgent psychological support (C) 2019 Published by Future Academy www.FutureAcademy.org .UK