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Hadad, Bat-Sheva; Maurer, Daphne; Lewis, Terri L. – Journal of Experimental Child Psychology, 2010
Adults are skilled at perceiving subjective contours in regions without any local image information (e.g., [Ginsburg, 1975] and [Kanizsa, 1976]). Here we examined the development of this skill and the effect thereon of the support ratio (i.e., the ratio of the physically specified contours to the total contour length). Children (6-, 9-, and…
Descriptors: Adults, Children, Psychomotor Objectives, Psychomotor Skills
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Santos, Laurie R. – Developmental Science, 2004
Human toddlers demonstrate striking failures when searching for hidden objects that interact with other objects, yet successfully locate hidden objects that do not undergo mechanical interactions. This pattern hints at a developmental dissociation between contact-mechanical and spatiotemporal knowledge. Recent studies suggest that adult non-human…
Descriptors: Toddlers, Primatology, Adults, Models