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Rochat, P. – 1983
Pressure variations applied by newborns and by infants 1 to 4 months old to rubber nipples were recorded in three different procedures under no-fluid conditions. In the first study, infants were presented for 90 seconds with novel nipples varying in shape and in shape plus material. Results suggested that a developmental trend existed for an…
Descriptors: Age Differences, Exploratory Behavior, Infant Behavior, Infants
Peer reviewedPipp, Sandra; Haith, Marshall M. – Journal of Experimental Child Psychology, 1984
Visual fixations were recorded in newborn, 4-, and 8-week-old human infants as they scanned displays that varied in contour length, size, number, and a new metric, CVAL (based on Contour Variability, Amount and Location). One of the findings was that both contour length and CVAL separately accounted for approximatel1 95 of looking-duration…
Descriptors: Age Differences, Attention Span, Dimensional Preference, Eye Fixations
