This article evaluates the "Frames, then Content" hypothesis for speech acquisition, which sees babbling as a direct result of producing syllabic "frames" by rhythmic mandibular oscillation with little of the "content" seen under mandible-independent control. Analysis of 6,659 utterances of 6 normally developing…

Combinatorial abilities in language and elicited symbolic play were compared in a longitudinal study of 30 children at 20 and 28 months. In addition, multivariate analyses were used to assess the stability of individual differences. Generally, different symbolic play variables contributed unique explained variance to different language variables.…

This document reviews a number of recent studies written in French that investigate the nature of communication between 2-year-old infants and others. The review includes three parts. The first part focuses on studies aiming to constitute a behavioral catalog of the child. Characteristically, these studies offer a posteriori interpretations of…