Relevance. The relevance of the research in this article is conditioned upon the problem of developing communication skills in the conditions of the new format of the education programme of Kazakhstan, which implies that children learn three languages already at the stage of preschool education. Purpose. The purpose of the article is to develop a model for organising the expansion of communication skills with the study of three languages in the framework of preschool education, considering the psychophysiological development of children. Methodology. The leading method for the study of this problem is a diagnostic drawing method for determining the emotional background of a child, pedagogical observation for influencing factors on the expansion of the sphere of communication while maintaining a health-preserving atmosphere by educators during training and stay of children in preschool institutions. Results. The article presents a model for organising the expansion of communication skills in preschoolers based on methods that take into account their psychophysiological development, enabling them to arouse interest and develop motivation to learn languages in a health-preserving environment, considering age-related features such as musical and literary evenings, puppet theatre, dance and musical evenings, learning songs, etiquette, watching movies and small interviews, playing "Around the World", virtual excursions to museum complexes, holidays and fairs of different countries with the preparation of crafts for them. Conclusions. The formed model of organising the development of communication skills in preschoolers contributes to the development of their communication skills in different languages, considering the preservation of their harmonious development and health, as well as with the establishmentment of a model of their creative, cultural behaviour within social life, which is of practical importance for the education system and the well-being of society. Keywords: language learning; pedagogical diagnostics; emotional background; motivation; age characteristics