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Silverstein, A. B.; And Others – Child Development, 1982
Reports on a study designed (1) to modify one of the few existing standardized tests of conservation so that it can be used to assess the conservation of identity as well as the conservation of equivalence and (2) to use both versions of the test to gather additional evidence on the question of developmental priority among young children. (MP)
Descriptors: Conservation (Concept), Error Patterns, Research Problems, Test Construction