Recent studies indicate the need to investigate the sources of toddlers' understanding of another person's pretense. The present study is a cultural and longitudinal extension of the work of Lillard and Witherington (2004), who claimed that mothers modify their behaviors during pretense and that the some of these behavior modifications help their…

The relationship between symbolic play and early language was studied in 40 girls and 39 boys between 12 and 24 months of age. Subjects were individually tested during two or three sessions by a female experimenter in a day care center in Jyvaskyla, Finland. Children's symbolic play level was assessed according to a developmental structure of five…

The development of and relationship between early language, symbolic play, sensorimotor skills, and social development were examined in a longitudinal study conducted in Japan with two young autistic males who were observed from the approximate ages of 2 to 4 years in clinic, day care, and home settings. One child acquired speech; the other did…