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Penuel, William R.; Gallagher, Lawrence P.; Moorthy, Savitha – American Educational Research Journal, 2011
This research study examined whether and how professional development can help teachers design sequences of instruction that lead to improved science learning. The efficacy of three professional development programs and a control condition was compared in a cluster randomized trial involving 53 middle school science teachers from a single school…
Descriptors: Middle Schools, Earth Science, Science Teachers, Faculty Development