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Siegler, Robert S.; Liebert, Robert M. – Developmental Psychology, 1972
Data suggest that young children can rapidly learn to classify transformations correctly that do and do not affect liquid quantity. (Authors)
Descriptors: Comparative Analysis, Conservation (Concept), Feedback, Kindergarten Children
Peer reviewed Peer reviewed
Gelman, Rochel; Weinberg, Denise Hootstein – Child Development, 1972
Compensation as assessed by any one test or criterion used is more difficult than conservation. And, the understanding of the compensation principle, as manifested in verbal statements, continues to develop well after the age at which liquid conservation may be taken for granted. (Authors)
Descriptors: Comparative Analysis, Compensation (Concept), Concept Formation, Conservation (Concept)
Peer reviewed Peer reviewed
Bingham-Newman, Ann M.; Hooper, Frank H. – American Educational Research Journal, 1974
Descriptors: Classification, Comparative Analysis, Conservation (Concept), Preschool Children
Peer reviewed Peer reviewed
Schnall, Melvyn; And Others – Child Development, 1972
Study compares the effects of different conditions which imply reversibility on children's judgments of conservation of quantity. (Authors)
Descriptors: Comparative Analysis, Conservation (Concept), Kindergarten Children, Perceptual Motor Coordination
Peer reviewed Peer reviewed
Gruen, Gerald E.; Vore, David A. – Developmental Psychology, 1972
In the present study, the authors collected data that would help resolve the controversey between developmental and defect theorists of mental retardation. (Authors/RY)
Descriptors: Comparative Analysis, Concept Formation, Conservation (Concept), Control Groups