Language is a child's major tool for learning about the world. This book presents a naturalistic case study of one child's use of language from two-and-a-half to five years, drawing on systemic functional theory to argue that cognitive development is essentially a linguistic process and offering a new description and interpretation of linguistic…

A group of studies on child language development between ages 2 and 3 is presented. The studies, originally published between 1970 and 1989, are the result of a longitudinal research program. An introductory section describes the contents, offers background information on several different perspectives (developmental, learnability, cross-cultural)…