Examines the understanding of the pragmatic function of mental terms ("think,""know,""guess") to express the relative certainty of 69 children aged 3-11. Results showed an improvement with age for the "know-think" and "know-guess" contrasts, but no improvement with age for the…

This study describes the vocal development of infants born with very low birth weights (VLBW). Samples of vocalizations were recorded from three groups of infants when they were 8, 12 and 18 months of age: preterm VLBW infants with bronchopulmonary dysplasia (BPD), preterm VLBW infants without BPD, and healthy full-term infants. Infants with BPD…

Mothers' utterances were measured during interactions with their 13-month-old infants and correlated with measures of infants' productive lexical development at 13 and 24 months. Correlations between maternal measures and infants' lexical development were lower for employed mothers than for mothers who were full-time caregivers. (BC)

The University of Victoria and the Canadian Department of Indian Affairs sponsored a 4-week prekindergarten, preschool, and orientation program for Indian children living on 4 reserves in the southern region of Vancouver Island. The 3 groups of children served were 4- and 5-year-olds (prekindergarten), 5- and 6-year-olds (preschool), and 7-…