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Ames, Elinor W.; Silfen, Carole K. – 1965
Pioneering research has shown that infants are capable of perceptual discrimination and has provided some indication of the nature of the discrimination; that is, what stimuli are differentiable. Studies have demonstrated that significant effects exist, in stimulus-pair comparisons, for age of infant, speed of movement of stimulus during…
Descriptors: Age Differences, Child Development, Cognitive Development, Eye Fixations

Johnson, Mark H.; Tucker, Leslie A. – Journal of Experimental Child Psychology, 1996
Discusses changes occurring in two-, four-, and six-month-old infants' visual attention span, through a series of experiments examining their ability to orient to peripheral visual stimuli. The results obtained were consistent with the hypothesis that infants get faster with age in shifting attention to a spatial location. (AA)
Descriptors: Age Differences, Attention Control, Attention Span, Child Development