Child and adult speakers of English have different ideas of what "or" means in ordinary statements of the form "A or B". Even more far-reaching differences between children and adults are found in other languages. This tells us that young children do not learn what "or" means by watching how adults use "or". An alternative is to suppose that…

Reports a study investigating surface structure complexity, transformational sentence type, and sentence length as variables in a sentence imitation task with preschool children. (TO)

Describes a study that compared the language abilities of first and third grade children. The children's narratives were analyzed for differences in T-units and the use of reference and conjoining. Results indicate that the older children used longer T-units and generally had more cohesive ties within their narratives. (Author/SED)

Reports part of a continuing project to develop a theory of children's first-language acquisition using computer modeling techniques. Notes the correspondence of structures formed by the computer program with recognized structures in English. Discusses anomalies in the program's performance. (RL)