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Direct linkLafay, Anne; Osana, Helena P.; Levin, Joel R. – Learning Disability Quarterly, 2023
We investigated the effect of conceptual transparency in the physical structure of manipulatives on place-value understanding in typically developing children and those at risk for mathematics learning disabilities. Second graders were randomly assigned to one of three manipulatives conditions: (a) attachable beads that did not make the…
Descriptors: Manipulative Materials, Mathematics Instruction, Number Concepts, At Risk Students
Ben-Yehuda, Miriam; Sharoni, Varda – Journal of Cognitive Education and Psychology, 2021
The research examined the calculation methods used by pupils in Grades 3-6 when they were presented with problems that could be worked out efficiently and flexibly by applying number sense. The study was conducted with a convenience sample of 179 pupils between the ages 7 years and 10 months to 12 years and 10 months. in mainstream education in…
Descriptors: Numeracy, Number Concepts, Computation, Grade 3
