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Quinn, Paul C.; Adams, Adria; Kennedy, Erin; Shettler, Lauren; Wasnik, Amanda – Developmental Psychology, 2003
Nine experiments examined 6- to 10-month-olds' formation of an abstract category representation for "between." Findings indicated that older, but not younger infants, could form an abstract category representation for "between" when performing in an object-variation version of the between categorization task. Six- to…
Descriptors: Age Differences, Classification, Cognitive Development, Concept Formation
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Bremner, J. G.; Bryant, P. E. – Journal of Experimental Child Psychology, 1977
A total of eighty 9-month-old infants were presented with a problem consisting of several different conditions which separated response, position on a table, and absolute spatial position as factors leading to errors in search for hidden objects. (MS)
Descriptors: Abstract Reasoning, Cognitive Development, Early Childhood Education, Egocentrism
Kalliopuska, Mirja, Ed. – 1995
The third Fenno-Hungarian Conference on Developmental Psychology covered four main concepts: the historical roots and development of social competence through three generations, parent-child interaction, parenthood, and the development of socio-cognitive competence through childhood and adolescence. A series of papers was presented addressing the…
Descriptors: Adolescents, Careers, Child Development, Children