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Hunt, Jessica H. – Remedial and Special Education, 2014
The purpose of this study was to examine the effects of a Tier 2 supplemental intervention focused on rational number equivalency concepts and applications on the mathematics performance of third-grade students with and without mathematics difficulties. The researcher used a pretest-posttest control group design and random assignment of 19…
Descriptors: Intervention, Mathematical Concepts, Elementary School Students, Pretests Posttests
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What Works Clearinghouse, 2007
"Cognitive Tutor[R] Algebra I," a full year course, delivers instruction in single variable data, simplifying linear expressions, mathematical modeling, solving systems with linear equations, problem solving using proportional reasoning, and powers and exponents. Students work at their own pace to develop problem-solving skills. The…
Descriptors: Class Activities, Intervention, Grade 9, Algebra