Describes the structure and emergence of extended argument sequences produced by preschool children. Provides a system for analyzing turns that initiate, elaborate, and terminate argument sequences. Draws conclusions regarding the development of proficiency in producing argument and interaction. (PD)

A study of the babbling and phonological development of 54 infants used half-hour videotape recordings of the children at play in their own homes. The vocal output was phonetically transcribed twice for interrater agreement, and analyzed for the consonants used five times or more in the child's vocal repertoire. These consonants were considered to…

The verbal behavior of three children was sampled. The samples were analyzed to obtain a picture of three stages of the children's language development, specifically the interrogative structures. Each stage was about 4- or 5-months long, starting at the 18th to 28th month, depending upon the child's level of linguistic ability. The interrogative…

The purpose of this study is to compare the English syntactic structures produced in spontaneous oral language and the receptive English syntactic and vocabulary skills of bilingual Spanish and Indian children and monolingual Anglo-Americans, all of whom qualify for Title I elementary schools (Grades 1-6). People in Action, the Northwestern Syntax…

The experiment described in this report investigates second language development and the possibility of determining various levels of language acquisition. The subjects involved are Japanese students learning English. The students are given the task of recalling English kernel sentences after hearing them once. The resulting sentences--the…