A study reveals for the first time that three-year-olds use gestural and prosodic precursors in the expression of uncertainty, which they will express after five years of age through lexical cues.
How do children express their state of knowledge of the world around them?
A study reveals for the first time that three-year-olds use gestural and prosodic precursors in the expression of uncertainty, which they will express after five years of age through lexical cues.