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Schneider, Michael; Merz, Simon; Stricker, Johannes; De Smedt, Bert; Torbeyns, Joke; Verschaffel, Lieven; Luwel, Koen – Child Development, 2018
The number line estimation task is widely used to investigate mathematical learning and development. The present meta-analysis statistically synthesized the extensive evidence on the correlation between number line estimation and broader mathematical competence. Averaged over 263 effect sizes with 10,576 participants with sample mean ages from 4…
Descriptors: Number Concepts, Numbers, Mathematics Instruction, Children

Geary, David C.; And Others – Child Development, 1996
Assessed the arithmetical competencies of 105 American and 104 Chinese elementary school students at the beginning and end of the U.S. school year. Results suggest the Chinese advantage in early mathematical development is related to a combination of language- and school-related factors. (MDM)
Descriptors: Age Differences, Arithmetic, Computation, Cross Cultural Studies

Ruble, Diane N.; Flett, Gordon L. – Child Development, 1988
Examines developmental changes in the resolution of conflicting goals involved in self-evaluation among children entering second, fourth, and sixth grades who represent high, medium, and low ability levels in arithmetic. Results are discussed in terms of strategies for balancing self-assessment with self-enhancement needs. (Author/RWB)
Descriptors: Ability Identification, Age Differences, Arithmetic, Child Development