Describes a study of preschool children's utterances and their context, intended to provide evidence of children's argumentative capacities. Shows how children, though perhaps not consciously, use language to intervene upon reality in order to modify a state of things by sensibly arguing their case. (SED)

Presents a psycholinguistic analysis of young children's performance in Japanese before, during, and after a two-month stay in Japan from the perspective of Vygotsky and the Soviet school of psycholinguistics. Looks at the social function of their utterances, the types of regulation involved, and strategic functions that may be intended. (SED)