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Nelson, Janice E. – 1975
Subjects were 65 six-, eight-, ten-, and twelve-year olds from after-school day care programs. The subjects were unobtrusively observed in free play situations involving peers and the duration of their interactions in six types of peer groups of varying size were recorded. Subjects were also administered a picture card test, composed of 20 sets of…
Descriptors: Age Differences, Age Groups, Children, Developmental Stages