Students' explanations of their mathematical thinking and conclusions have become a greater part of the assessment landscape in recent years. With a sample of 71 fourth-grade students at risk for mathematics learning disabilities, we investigated the relation between student accuracy in comparing the magnitude of fractions and the quality of…

Student explanations of their mathematical thinking and conclusions have become a greater part of the assessment landscape in recent years. With a sample of 71 4th-grade students at-risk for mathematics learning disabilities, we investigated the relation between student accuracy in comparing the magnitude of fractions and the quality of students'…

The development of strong reading competencies in educationally at-risk preschoolers in the Early Childhood Day Care Center (University of Alabama) was established through intensive training with a synthetic phonics approach. Subjects' reading performance was assessed on the basis of criterion-referenced tests and standardized reading tests,…

This evaluative research is concerned with specific educational programs which attempt to adapt instruction to individual differences. Attention is limited to the Frick School, a large urban Pittsburgh school in which the Learning Research and Development Center develops its new educational programs, and to the Follow-Through network where these…