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Wirkala, Clarice; Kuhn, Deanna – American Educational Research Journal, 2011
Enthusiasm for problem-based learning (PBL) is widespread, yet there exists little rigorous experimental evidence of its effectiveness, especially in K-12 populations. Reported here is a highly controlled experimental study of PBL in a middle school population. Between- and within-subject comparisons are made of students learning the same material…
Descriptors: Problem Based Learning, Instructional Effectiveness, Middle School Students, Intermode Differences
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Sullivan, Howard J.; And Others – American Educational Research Journal, 1971
Descriptors: Academic Achievement, College Students, Comparative Testing, Feedback