Expanding social horizons: socioemotional development in middle childhood. Socialization: teaching children the values, roles, and behaviours of their culture. Acculturation: the process that immigrant families undergo to participate in and accept the new culture of the dominant society. Consider : children influence parents, parents" relations with each other influence their relations with their children, forces outside the family influence family functioning. Children are often both excited and distressed by the arrival of a younger sibling. They: enjoy playing with the baby and helping with care, exhibit withdrawal and regression in response to decreased parental attention. How well siblings get along: varies greatly from one family to the next. Is often fairly consistent those who get along well in childhood usually get along well in adolescence. Some factors affecting sibling relationships: sex, age, how parents treat children, how parents treat each other. Adopted children are similar to those in their biological homes in terms of.