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Jayanthi, Madhav; Gersten, Russell; Spallone, Samantha; Dimino, Joseph; Schumacher, Robin; Smolkowski, Keith; Karp, Karen; Haymond, Kelly – Instructional Research Group, 2018
The goal of this randomized controlled trial (RCT) was to evaluate the effectiveness of a small-group intervention in fractions for fifth-graders who are performing below grade level in mathematics. The impact of the fractions intervention was assessed on fifth-grade at-risk students' understanding of foundational fractions concepts and procedural…
Descriptors: Fractions, Mathematics Achievement, Small Group Instruction, Grade 5
Drummond, Katie V.; Tucker-Bradway, Natalie; Smith, Deeza-Mae; Hubbard, Daniel; Meakin, John; Salinger, Terry – American Institutes for Research, 2020
This i3 scale-up study examined the implementation and effectiveness of a 3-year literacy intervention developed by the Children's Literacy Initiative (CLI). The study was a school-level cluster randomized controlled trial conducted in 55 elementary schools from four states. Implementation results showed a high level of fidelity of intervention…
Descriptors: Literacy Education, Intervention, Program Effectiveness, Program Evaluation
Hardan, Antonio Y.; Gengoux, Grace W.; Berquist, Kari L.; Libove, Robin A.; Ardel, Christina M.; Phillips, Jennifer; Frazier, Thomas W.; Minjarez, Mendy B. – Journal of Child Psychology and Psychiatry, 2015
Background: With rates of autism diagnosis continuing to rise, there is an urgent need for effective and efficient service delivery models. Pivotal Response Treatment (PRT) is considered an established treatment for autism spectrum disorder (ASD); however, there have been few well-controlled studies with adequate sample size. The aim of this study…
Descriptors: Comparative Analysis, Autism, Pervasive Developmental Disorders, Language Impairments

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