1989 年 37 巻 1 号 p. 1-10
The first purpose of this study was to analyze the development of symbolic play from the standpoint of script, and its second was to relate its symbolic play with mother-child communication and language development. Free play of one third-year girl and her mother was longitudinally observed every first month for one year. The observer visited their home and provided them with a set of play materials, and each session was videotaped for 30 minutes. The results showed that three phases were found in symbolic play of the third-year-old. And that each phase corresponded to the peculiar level of mother-child communication and language development respectively.