The purpose of the present study was to investigate children's connected communication during play with a sibling and friend from early to middle childhood. Participants included 65 4-year-old focal children at time 1 (T1) and 46 7-year-old focal children at time 2 (T2) who were videotaped at home in separate semi-structured free play sessions…

Play materials designed to enhance children's pretense were investigated; namely, how the specific characteristics of the play sets (thematically open-ended village set vs thematically closed-ended train set) influenced children's play communication regarding their co-construction of shared meanings. Participants included 44 7-year-old focal…

This study investigated how specific characteristics of multipiece, miniature, realistic play props (thematically open-ended village set versus thematically closed-ended train set) designed to enhance children's pretense influenced their scenario creativity, object transformations, and the frequency and use of specific internal-state language. The…

The present study examined features of sibling and friend dyads' connectedness (e.g., length and emotional tone of connected sequences) and the quality of the dyads' interactions during play from early to middle childhood. Forty-four families with a 4-year-old focal child were observed at Time 1 (T1) and again at Time 2 (T2) at age 7 in two…

Effects of a stimulus-stimulus pairing procedure on the subsequent acquisition of mand operants were investigated. An attempt was made to shape novel sounds that emerged through the pairing procedure into a mand. Six children, aged two to five years, with moderate to severe language and communication delays, participated. Two conditions were used…