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Alexis N. Boucher; Bethany H. Bhat; Nathan H. Clemens; Sharon Vaughn; Katherine O'Donnell – Journal of Learning Disabilities, 2024
Most students with reading difficulties struggle to read words. We examined intervention effects for students with "significant" word reading difficulties (SWRD; standard score of 80 on at least one pretest measure of word reading), which includes individuals with or at risk for dyslexia. We investigated: (a) What are the effects of…
Descriptors: Intervention, Reading Instruction, Reading Difficulties, Word Recognition
Campbell Collaboration, 2020
This Campbell systematic review examines the effects of targeted school-based interventions on standardised tests in reading and maths. The review analyses evidence from 71 studies, 52 of which are randomised controlled trials. School-based interventions targeting students with, or at risk of, academic difficulties in Grades 7-12 have on average…
Descriptors: Intervention, Reading Achievement, Mathematics Achievement, At Risk Students
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Dexter, Douglas D.; Park, Youn J.; Hughes, Charles A. – Learning Disabilities Research & Practice, 2011
This article presents a meta-analysis of experimental and quasi-experimental studies in which intermediate and secondary students with learning disabilities were taught science content through the use of graphic organizers (GOs). Following an exhaustive search for studies meeting specified selection criteria, 23 standardized mean effect sizes were…
Descriptors: Learning Disabilities, Multiple Choice Tests, Effect Size, Vocabulary Development