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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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Peer reviewed Peer reviewed
ERIC Number: EJ593851
Record Type: CIJE
Publication Date: 1999
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0926-7220
Development and Educational Perspectives on Theory Change: To Have and Hold, or To Have and Hone?
Duschl, Richard A.; Deak, Gedeon O.; Ellenbogen, Kirsten M.; Holton, Douglas L.
Science and Education, v8 n5 p525-41 Sep 1999
Presents a compelling argument for the use of effective indicators to assess and extend the "theory theory" research agenda. (Author/CCM)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A
Note: Special issue: Children's Theories and Scientific Theories.