Investigated the communicative interactions of dyads of 4- to 5-year olds during pretend play involving routine, or scripted, events as a function of the children's knowledge of the scripts. The study utilized measures of the quantity and quality of interaction and the strategies employed by the children to establish mutual knowledge. (37…

Examined mothers' provision of novel and familiar toy animals during play interactions with infants at ages 0;10, 1;1, 1;5, and 1;9. Analyses indicated that mothers facilitated their children's determination of reference and differentially adjusted their naming practices to novel, comprehended, and familiar animals. Results indicate that maternal…