During an experiment on infant behavior, it was observed that young children shared toys with their mothers; therefore, a series of research studies was designed to investigate this phenomenon. The general purposes of the research were: (1) to define sharing more precisely and develop objective measures of frequency and duration for it, (2) to…

Three mothers of handicapped children were taught to imitate their child's behavior; subsequently the number of mands displayed by the mothers during play sessions were measured. Results showed increases in the percentage of sample intervals during which mothers imitated their children and showed that, as imitations increased, mands decreased.…

This study examined the functions of structured modeling and mother-child play settings upon the development of pretend actions in young Down Syndrome children. Subjects were 30 pairs of Japanese children, with a developmental age range of 12-35 months, and their mothers. The children were individually administered five phases of premodeling,…