The current study examined how mothers' production of four types of internal state words at multiple ages across the second year in a free play context was related to their infants' acquisition of those words. Twenty-nine mother-infant dyads were videotaped for 18 minutes during free play when infants were 13 and 17 months old. Mothers' total and…

Purpose: This longitudinal study assessed continuity and stability of productive language (vocabulary and grammar) and discourse features (turn-taking; asking and responding to questions) during mother-child play. Method: Parent-child language use in 119 Spanish-speaking, Mexican immigrant mothers and their children at two ages (M = 2.5 and 3.6…

The current study aimed to examine the associations between teacher presence and social scaffolding and preschool children's peer interactions. Using a time sampling method, peer interactions of 22 four- and five-year-old preschoolers (12 girls; M[subscript age] = 52.95 months) and teacher behavior were observed on two different days during…

The purpose of this study was to develop an intervention for 2-year-old children to enhance play and language skills. The intervention was implemented over a 4-week period and included components of reading, modeling, and positive reinforcement of language and play. Specifically, children were read a story and played with a matching toy set.…

Characterizing early communicative development in children with Autism Spectrum Disorders (ASD) is valuable for understanding profiles of ability in this population. The current investigation was modeled on Charman, Drew, Baird & Baird (2003b). Analyses explored parent report of early vocabulary, non-verbal communication, functional object use and…

Fifty-eight toddlers with developmental delays participated in a 12-month longitudinal study of the relationship between prelinguistic representational ability and later expressive vocabulary. Results indicated that representational play was a significant predictor of later expressive vocabulary, but vocabulary comprehension was not. (Author/DB)