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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

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ERIC Number: EJ120165
Record Type: CIJE
Publication Date: 1975
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Effects of a Definition and a Varying Number of Examples and Nonexamples on Concept Attainment
Klausmeier, Herbert J.; Feldman, Katherine Voerwerk
Journal of Educational Psychology, 67, 2, 174-8, Apr 75
The combined use of rational sets of concept instances and of a concept definition is validated as a powerful controllable variable in instructional material that is designed to facilitate concept attainment. (Author)
Descriptors: Concept Formation, Definitions, Intermediate Grades, Learning Processes, Reading Comprehension, Task Performance
Publication Type: N/A
Education Level: N/A
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Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A