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Desimone, Laura; Smith, Thomas M.; Phillips, Kristie J. R. – Teachers College Record, 2013
Background/Context: Most reforms in elementary education rely on teacher learning and improved instruction to increase student learning. This study increases our understanding of which types of professional development effectively change teaching practice in ways that boost student achievement. Purpose/Objective/Research Question/Focus of Study:…
Descriptors: Faculty Development, Academic Achievement, Longitudinal Studies, Mathematics Instruction
Hedges, Larry V.; Hedberg, Eric C.; Kuyper, Arend M. – Grantee Submission, 2012
Intraclass correlations are used to summarize the variance decomposition in popula- tions with multilevel hierarchical structure. There has recently been considerable interest in estimating intraclass correlations from surveys or designed experiments to provide design parameters for planning future large-scale randomized experiments. The large…
Descriptors: Correlation, Hierarchical Linear Modeling, Computation, Sampling
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de Kock, Willem D.; Harskamp, Egbert G. – Educational Research and Evaluation, 2014
Teachers in primary education experience difficulties in teaching word problem solving in their mathematics classes. However, during controlled experiments with a metacognitive computer programme, students' problem-solving skills improved. Also without the supervision of researchers, metacognitive computer programmes can be beneficial in a natural…
Descriptors: Elementary School Teachers, Metacognition, Problem Solving, Word Problems (Mathematics)