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Shimada, Shoko; And Others – 1979
The purpose of this study was to cross-sectionally and longitudinally examine the developmental process of search behavior in infancy. Subjects were 23 Japanese normal infants (11 males and 12 females) who were individually tested once a month from the age of six to 13 months in laboratory settings. Small toys and three white opaque cubic boxes…
Descriptors: Age Differences, Cognitive Development, Cross Sectional Studies, Developmental Stages