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Ogura, Tamiko – 1987
Examined in a longitudinal study of children were correspondences and correlations between early language development on the one hand, and the manipulation of objects and play development on the other. There were developmental correspondences between the onset of five language landmarks (the emergence of first word, referential word, demonstrative…
Descriptors: Child Development, Child Language, Cognitive Development, Foreign Countries
Iitaka, Kyoko; Sano, Ryogoro – 1980
To investigate cross-sectionally and longitudinally the development of children's early verbal behavior, 10 normal first-born Japanese infants from middle-class families were observed monthly and examined from when they were 6 to 24 months of age. Audio- and video-taped language data were obtained in a laboratory playroom setting during 15-minute…
Descriptors: Audiotape Recordings, Child Language, Cognitive Development, Foreign Countries