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Klemchuk, Helen P.; And Others – Merrill-Palmer Quarterly, 1990
A total of 86 girls of 2 to 6 years completed Level 1 spatial and affective perspective-taking tasks. Results showed increasingly accurate performance with age. Task intercorrelations and factor analyses provided support for the coherence of the Level 1 perspective-taking construct. (Author/BB)
Descriptors: Age Differences, Behavior Problems, Cognitive Development, Construct Validity