The article focuses on the analysis of the friendship, avoiding conflicts in conflict, as well as teaching children the practices of lying as some formats of practices of social interaction in childhood, laying the foundations of social order in society. The focus is on current research on: 1) the impact of family migration on children’s friendship, 2) conceptualization of friendship between primary school children in ethnically diverse communities, 3) understanding the specifics of friendship in family and school among refugee girls, 4) the “effects” of neighborhood, the negative consequences of growing up in a poor neighborhood, 5) the sabotage practices in the conflict between sibling children, 6) how parents teach their children to tell lies and 7) the eventfulness of the childhood of modern boys and girls. The considered practices are mainly mastered earlier by boys and children from wealthy families, and later by girls and children from poor families. It is concluded that friendship, avoiding conflicts and lying denote features of social interaction practices in childhood but bring up to relevance the issue of the need to continue their research in the context of the conditions of Russian childhood.