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Rohrer, Doug; Dedrick, Robert F.; Hartwig, Marissa K.; Cheung, Chi-Ngai – Journal of Educational Psychology, 2020
We report the results of a preregistered, cluster randomized controlled trial of a mathematics learning intervention known as interleaved practice. Whereas most mathematics assignments consist of a block of problems devoted to the same skill or concept, an interleaved assignment is arranged so that no 2 consecutive problems require the same…
Descriptors: Randomized Controlled Trials, Mathematics Instruction, Grade 7, Assignments
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Hemmeter, Mary Louise; Snyder, Patricia A.; Fox, Lise; Algina, James – Topics in Early Childhood Special Education, 2016
We conducted a potential efficacy trial examining the effects of classroom-wide implementation of the "Pyramid Model for Promoting Young Children's Social-Emotional Competence" on teachers' implementation of "Pyramid Model" practices and children's social-emotional skills and challenging behavior. Participants were 40 preschool…
Descriptors: Early Childhood Education, Program Implementation, Educational Practices, Intervention
Jaciw, Andrew P.; Schellinger, Adam M.; Lin, Li; Zacamy, Jenna; Toby, Megan – Empirical Education Inc., 2016
In 2012, WestEd received a "Development" grant from the U.S. Department of Education's Investing in Innovation (i3) competition to develop and implement Internet-based Reading Apprenticeship Improving Science Education ("iRAISE"). "iRAISE" was implemented in Michigan and Pennsylvania and was provided to over 100…
Descriptors: Science Education, Apprenticeships, Randomized Controlled Trials, Science Course Improvement Projects