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Developmental Aspects of Scientific Reasoning: Final Report.
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Fletcher, Harold J.; Cox, William F., Jr. – 1972
Two experiments investigated developmental aspects of the two components of scientific reasoning: induction and deduction. In the first experiment, 98 subjects, ages 5 through 11, inductively identified four silhouetted pictures by removing, one at a time and in any sequence, as few covering pieces as possible. Results indicated that: (a) the…
Descriptors: Age Differences, Citations (References), Cognitive Development, Deduction
Third Cross-Sectional Study of Attainment of the Concepts "Equilateral Triangle,""Cutting Tool,""Noun," and "Tree" By Children Age 7 to 17. Technical Report No. 427. Reprinted December 1977.
Klausmeier, Herbert J.; And Others – 1976
The Conceptual Learning and Development (CLD) Model specifies four levels of concept attainment (concrete, identity, classificatory, and formal) and three uses of concepts (problem solving, subordinate-supraordinate, and principles). Longitudinal and cross-sectional studies of concept attainment may be conducted. The results of this study of 300…
Descriptors: Abstract Reasoning, Age Differences, Cognitive Development, Cognitive Measurement
Accept My Profile: Perspectives for Head Start Profiles of Program Effects on Children. Appendices to Technical Report. Volume III (Revised Edition).
Mediax Associates, Inc., Westport, CT. – 1980
The third of three volumes, this document provides (1) a reduced list of child development characteristics obtained from parents, teachers, and staff participating in Head Start Input Workshops set up to identify desirable program effects; (2) a Tabulation of Importance Ratings, showing how workshop participants valued specific statements of child…
Descriptors: Academic Achievement, Age Differences, Attitudes, Classification