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Berg, Derek H.; Hutchinson, Nancy L. – Learning Disabilities: A Contemporary Journal, 2010
This study investigated whether processing speed, short-term memory, and working memory accounted for the differential mental addition fluency between children typically achieving in arithmetic (TA) and children at-risk for failure in arithmetic (AR). Further, we drew attention to fluency differences in simple (e.g., 5 + 3) and complex (e.g., 16 +…
Descriptors: Mental Computation, Short Term Memory, Cognitive Processes, Arithmetic
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Baroody, Arthur; Eiland, Michael; Thompson, Bradley – Early Education and Development, 2009
Research Findings: A 9-month study served to evaluate the effectiveness of a pre-kindergarten number sense curriculum. Phase 1 of the intervention involved manipulative-, game-based number sense instruction; Phase 2, computer-aided mental-arithmetic training with the simplest sums. Eighty 4- and 5-year-olds at risk for school failure were randomly…
Descriptors: African American Students, Hispanic American Students, Arithmetic, Preschool Children