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Opfer, John E.; Kim, Dan; Fazio, Lisa K.; Zhou, Xinlin; Siegler, Robert S. – Grantee Submission, 2021
Chinese children routinely outperform American peers in standardized tests of mathematics knowledge. To examine mediators of this effect, 95 Chinese and US 5-year-olds completed a test of overall symbolic arithmetic, an IQ subtest, and three tests each of symbolic and non-symbolic numerical magnitude knowledge (magnitude comparison, approximate…
Descriptors: Foreign Countries, Mathematics Achievement, Cultural Differences, Arithmetic
Lo, Steson; Andrews, Sally – Journal of Numerical Cognition, 2022
In Asia, some children are taught a calculation technique known as the 'mental abacus'. Previous research indicated that mental abacus experts can perform extraordinary feats of mental arithmetic, but it disagrees as to whether the technique improves working memory. The present study extended and clarified these findings by contrasting performance…
Descriptors: Mental Computation, Expertise, Short Term Memory, Schemata (Cognition)
Peer reviewedFuson, Karen C.; Kwon, Youngshim – Child Development, 1992
Examined Korean second and third graders' understanding of multidigit addition and subtraction. Korean children showed exceptional competence in multidigit addition and subtraction, and their solutions were based on quantitative understanding of multidigit numbers. Results are compared to the literature on the performance and conceptual structures…
Descriptors: Addition, Arithmetic, Concept Formation, Cultural Differences

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