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Poulin-Dubois, Diane; Sodian, Beate; Metz, Ulrike; Tilden, Joanne; Schoeppner, Barbara – Journal of Cognition and Development, 2007
Three experiments investigated 14-, 18-, and 24- month-old infants' understanding of visual perception. Infants viewed films in which a protagonist was either able to view the location of a hidden object (Visual Access condition) or was blindfolded when the object location was revealed (No Visual Access condition). When requested to find the…
Descriptors: Infants, Visual Perception, Cognitive Development, Age Differences
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Pipp-Siegel, Sandra; Foltz, Carol – Child Development, 1997
Two studies tested whether 12- and 24-month olds' self-knowledge differed from their knowledge of others (mother or inanimate object), or whether toddlers' knowledge of persons (self and mother) differed from knowledge of objects. Results showed that 12-month olds were more sensitive than older toddlers to perceptual features of objects. Data were…
Descriptors: Age Differences, Individual Development, Mothers, Object Permanence
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Ackerman, Brian P.; McGraw, Megan – Journal of Experimental Child Psychology, 1991
Children and adults listened to stories that contained a goal sentence and an inconsistent outcome. Several encoding and retrieval factors were simultaneously manipulated in the stories. Interaction effects in situations with weak encoding constraint decreased with age. (BC)
Descriptors: Age Differences, Cognitive Development, College Students, Cues