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| Cognitive Processes | 5 |
| Data Analysis | 5 |
| Developmental Psychology | 5 |
| Task Performance | 3 |
| Age Differences | 2 |
| Conservation (Concept) | 2 |
| Concept Formation | 1 |
| Deduction | 1 |
| Developmental Tasks | 1 |
| Educational Research | 1 |
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Author
| Freeman, N. H. | 1 |
| Gray, William M. | 1 |
| Hardeman, Mildred | 1 |
| Hofmann, Richard J. | 1 |
| Janikoun, R. | 1 |
| Kornfield, Barbara | 1 |
| Papalia, Diane E. | 1 |
| Singer, Dorothy G. | 1 |
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Peer reviewedSinger, Dorothy G.; Kornfield, Barbara – Developmental Psychology, 1973
Given a chance to eat the candy or drink the juice in this study, the 5-year-olds, 7-year-olds and young adults failed to conserve and made choices based on what they said was appearance of greater quantity rather than upon the already established equivalencies. (Authors/CB)
Descriptors: Age Differences, Cognitive Processes, Conservation (Concept), Data Analysis
Peer reviewedPapalia, Diane E. – Human Development, 1972
Although the ability to conserve number held up well with age, quantity conservation performance was generally lower in the subjects over 65 years of age than in the college and adult age groups. (Author)
Descriptors: Age Differences, Cognitive Processes, Conservation (Concept), Data Analysis
Peer reviewedFreeman, N. H.; Janikoun, R. – Child Development, 1972
Intellectual realism was investigated by using as a model a cup with the defining feature (the handle) not visible, and a nondefining feature (a painted flower) visible. (Authors/MB)
Descriptors: Cognitive Processes, Data Analysis, Developmental Psychology, Elementary School Students
Peer reviewedHardeman, Mildred – Journal of Genetic Psychology, 1972
Purpose of the study is to test Piaget's hypothesis of a parallel relationship between moral concepts and logical structures in human development. (Author)
Descriptors: Cognitive Processes, Concept Formation, Data Analysis, Developmental Psychology
Download full textGray, William M.; Hofmann, Richard J. – 1976
A major premise of Piagetian theory relative to the periods of concrete and formal operations is that competence in specific logical operations is a necessary but not sufficient prerequisite to competence in other specific logical operations. The present study tested for the existence of specific concrete operations and specific formal operations…
Descriptors: Cognitive Processes, Data Analysis, Deduction, Developmental Psychology
