Teoretical approach of this work is directed on social interaction which for many authors consider that accompanied with dimensional-material surroundings affects course and quality of children's activities in upbringing - educational institution, i.e. kindergarten. Quality social context means a lot of opportunities wherein a child will be able to enter into various interactions, not only with other children, but with educators too. The quality of interaction between the childern, themselves, as well as between then and an educator, is a key factor for development of all aspects of children's growth. This emphasizes educator's role which includes observation of what and how the children are doing something, how they enter into interactions with other children, how they communicate and how they cooperate among themselves. On this basis, activities and materials in the field of children's interests are being contemplated. The aim of research was to explore how many opportuinities during undergraduate university studies titled Early and Preschool upbringing and education collegium Intergrated curriculum in early and preschool upbringing and education, the students have to develop theirs competences to originate children's interactions in a quality social surrounding. The research results analysis of frequency of social surrounding's situations which affected the quality and course of children's interactions show that it has positive influence on strenghtening of student's practical competences.