Interacting within a child's zone of proximal development facilitates his or her language development because adults serve as mediators who introduce children to higher levels of functioning within a support scaffold. The text gives the example of a two-year-old girl who didn't want her mother to put her shoes on, but her mother starts singing a song and it acts as a distraction for the little girl while her mother puts her socks and shoes on. his feet. When children incorporate new behaviors such as language structures or vocabulary, it is not imitated behavior, but is a reflection of the child's developmental readiness to acquire more advanced language