A common assumption underlying cross-linquistic studies in child language is that the comparison of any feature in unrelated languages may simplify semantic-grammatical complexities in a way that studies on a single language cannot. This paper begins by discussing the order of acquisition of grammatical morphemes in Spanish by four…

The present level of understanding of the psycholinguistic processes and capacities underlying the child's acquisition of language is reviewed in this publication. In the first chapter, linguistic theories, biological characteristics of language learning, and the distinctions between language competence and language performance are discussed. The…

This paper proposes a broad outline of a variable model of language development and explores several particulars of such a model in the language behavior of four two-year-old children. The process by which information about language is progressively transformed and integrated rather than merely being added together can be seen in the shifting…