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Jimenez, Bree A.; Browder, Diane M.; Courtade, Ginevra R. – Education and Training in Developmental Disabilities, 2008
The purpose of this study was to determine the effect of systematic instruction with a concrete representation on the acquisition of an algebra skill for students with moderate developmental disabilities. Three high school students with moderate developmental disabilities participated in this study. A multiple probe across participants research…
Descriptors: Instructional Effectiveness, Problem Solving, Mental Retardation, Developmental Disabilities
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Jolivette, Kristine; Lingo, Amy S.; Houchins, David E.; Barton-Arwood, Sally M.; Shippen, Margaret E. – Education and Training in Developmental Disabilities, 2006
The effects of a fluency building math program on addition and subtraction computational skills were evaluated using a multiple probe across subjects design. Two students with developmental disabilities and one student with attentional difficulties participated in a supplemental intervention using the Great Leaps Math program. Analyses indicated…
Descriptors: Learning Problems, Developmental Disabilities, Mathematics Instruction, Mathematics Skills