Lead
"Yuta do it." A two-year-old refers to herself by name. From an adult's vantage point this sounds oddly formal, but in childcare settings and homes with toddlers it is entirely ordinary. And then, somewhere in the approach to age three, it shifts — "I do it," "me too" — and the third-person reference quietly disappears.
The shift is not accidental and it is not a sign of incomplete discipline. It marks a developmental stage in which self-concept and first-person pronouns are becoming aligned — a point at which the child's ability to see herself from the outside is transitioning to a stable view from the inside. This phenomenon receives surprisingly little attention in parenting guides, despite being one of the better-documented transitions in developmental psychology.