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Martina Arioli; Valentina Silvestri; Angelo Petrelli; Daniela Morniroli; Maria Lorella Giannì; Hermann Bulf; Viola Macchi Cassia – Child Development, 2025
Four-month-old infants extract ordinal information in number-based and size-based visual sequences, provided that magnitude changes involve increasing relations. Here the ontogenetic origins of ordinal processing were investigated between 2018 and 2022 by testing newborns' discrimination of reversal in numerosity (Experiment 1, N = 22 White, 11…
Descriptors: Infants, Neonates, Cognitive Processes, Cognitive Development
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Cordes, Sara; Brannon, Elizabeth M. – Child Development, 2008
This study investigates the ability of 6-month-old infants to attend to the continuous properties of a set of discrete entities. Infants were habituated to dot arrays that were constant in cumulative surface area yet varied in number for small (less than 4) or large (greater than 3) sets. Results revealed that infants detected a 4-fold (but not…
Descriptors: Infants, Cognitive Processes, Discrimination Learning, Cognitive Ability