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Direct linkJitendra, Asha K.; Harwell, Michael R.; Dupuis, Danielle N.; Karl, Stacy R.; Lein, Amy E.; Simonson, Gregory; Slater, Susan C. – Grantee Submission, 2015
This experimental study evaluated the effectiveness of a research-based intervention, schema-based instruction (SBI), on students' proportional problem solving. SBI emphasizes the underlying mathematical structure of problems, uses schematic diagrams to represent information in the problem text, provides explicit problem solving and metacognitive…
Descriptors: Middle School Teachers, Middle School Students, Grade 7, Mathematics Teachers
Heller, Sara; Pollack, Harold A.; Ander, Roseanna; Ludwig, Jens – National Bureau of Economic Research, 2013
Improving the long-term life outcomes of disadvantaged youth remains a top policy priority in the United States, although identifying successful interventions for adolescents--particularly males--has proven challenging. This paper reports results from a large randomized controlled trial of an intervention for disadvantaged male youth grades 7-10…
Descriptors: Prevention, Violence, Dropouts, Randomized Controlled Trials
Newman, Denis; Finney, Pamela B.; Bell, Steve; Turner, Herb; Jaciw, Andrew P.; Zacamy, Jenna L.; Gould, Laura Feagans – National Center for Education Evaluation and Regional Assistance, 2012
This report presents the results of an experiment conducted in Alabama beginning in the 2006/07 school year, to determine the effectiveness of the Alabama Math, Science, and Technology Initiative (AMSTI), which aims to improve mathematics and science achievement in the state's K-12 schools. This study is the first randomized controlled trial…
Descriptors: Program Effectiveness, Mathematics Achievement, Science Achievement, Elementary Schools
