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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

Hughes, Charles A.; Hendrickson, Jo M. – Education and Treatment of Children, 1987
Fourth, fifth, and sixth grade students (N=12) at risk for school maladjustment and academic failure, were taught a self-recording procedure to monitor their attention to task during independent seatwork. Evaluation indicated the efficacy of self monitoring for improving on-task performance in regular classroom settings. (Author/DB)
Descriptors: Attention Control, High Risk Persons, Instructional Effectiveness, Intermediate Grades