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Nurbanu Kansizoglu; Nazan Bekiroglu – Journal of Pedagogical Research, 2025
This study aims to assess the overall impact of vocabulary development interventions on cognitive vocabulary outcomes. To achieve this, 43 theses on vocabulary teaching, each involving a specific intervention, were analyzed using meta-analysis. The findings from the meta-analysis, based on the random effects model, indicated that the average…
Descriptors: Vocabulary Development, Intervention, Outcomes of Education, Meta Analysis
Chambers, Bette; Cheung, Alan; Slavin, Robert E.; Smith, Dewi; Laurenzano, Mary – Center for Research and Reform in Education, 2010
This report systematically reviews research on the outcomes of programs that teach young children in a group setting before they begin kindergarten. Study inclusion criteria included the use of randomized or matched control groups, evidence of initial equality, and study duration of at least 12 weeks. Studies included valid measures of language,…
Descriptors: Early Childhood Education, Academic Achievement, Phonological Awareness, Young Children
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Hembree, Ray – Journal for Research in Mathematics Education, 1992
Results in 487 reports were integrated by meta-analysis to study characteristics of problem solvers, conditions for harder and easier problems, effects of different instructional methods on problem-solving performance, and effects of classroom-related conditions on problem-solving performance. Problem solving related positively to measures of…
Descriptors: Attitude Measures, Classroom Environment, Cognitive Measurement, Cognitive Processes