The present dissertation extracted 17,291 questions from Aki, Ryo, and Tai and their mother's spontaneously produced speech data available in the CHILDES database (MacWhinney, 2000; Oshima-Takane & MacWhinney, 1998). The children's age ranged from 1;3 to 3;0. Their questions were coded for (1) yes/no questions that include a sentence-final…

A longitudinal study of twenty-four (24) Hebrew-speaking mother-infant dyads during discussions of recent events indicated that mothers commented on a small set of events and tended to mark events with exclamations or formulaic expressions that gradually progressed to a true description of events as the children got older. (Author/CB)

This monograph presents a descriptive analysis of the syntactic patterns in 16 corpora of word combinations from 11 infants learning either English (six children), Samoan, Finnish, Hebrew, or Swedish. The mean utterance lengths range up to about 1.7 morpehmes. There are both reanalyses of corpora in the literature and new corpora. The data…

Cross-cultural investigation of the influence of target-language in infant babbling analyzed 1047 vowels produced by 10-month-olds (N=20) from French, English, Cantonese, and Arabic language backgrounds. Results revealed differences among infants across language backgrounds, with the differences paralleling those found in adult speech in the…