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Direct linkMix, Kelly S. – Cognitive Development, 2008
Preschoolers made numerical comparisons between sets with varying degrees of shared surface similarity. When surface similarity was pitted against numerical equivalence (i.e., crossmapping), children made fewer number matches than when surface similarity was neutral (i.e, all sets contained the same objects). Only children who understood the…
Descriptors: Number Concepts, Child Development, Transformations (Mathematics), Concept Mapping
