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Small and Large Number Processing in Infants and Toddlers with Williams Syndrome
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Van Herwegen, Jo; Ansari, Daniel; Xu, Fei; Karmiloff-Smith, Annette – Developmental Science, 2008
Previous studies have suggested that typically developing 6-month-old infants are able to discriminate between small and large numerosities. However, discrimination between small numerosities in young infants is only possible when variables continuous with number (e.g. area or circumference) are confounded. In contrast, large number discrimination…
Descriptors: Toddlers, Infants, Number Concepts, Numeracy