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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.

Learn more about the history of ERIC here. PDF icon

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Munter, Charles; Wilhelm, Anne Garrison; Cobb, Paul; Cordray, David S. – Journal of Research on Educational Effectiveness, 2014
This article draws on previously employed methods for conducting fidelity studies and applies them to an evaluation of an unprescribed intervention. We document the process of assessing the fidelity of implementation of the Math Recovery first-grade tutoring program, an unprescribed, diagnostic intervention. We describe how we drew on recent…
Descriptors: Intervention, Program Implementation, Mathematics Education, Educational Diagnosis
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Hulleman, Chris S.; Cordray, David S. – Journal of Research on Educational Effectiveness, 2009
As an example of how the effectiveness of well-designed laboratory interventions is often diffused in the field, we examined the effects of a motivation intervention on students' perceptions and learning. The intervention proved to be more effective in the laboratory (g = 0.45) than the field (g = 0.05) in enhancing subsequent motivation. We…
Descriptors: Motivation Techniques, Intervention, Laboratories, Models