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Direct linkLockman, Jeffrey L. – Infancy, 2008
For many decades, tool use has been viewed primarily as a cognitive achievement, an ability that separates not only adults and older children from infants, but humans from virtually all other species. According to this standard account, tool use and associated means-ends behaviors are dependent on symbolic or representational thinking. Organisms…
Descriptors: Cognitive Development, Object Manipulation, Behavior, Individual Differences
Bourgeois, Kristine S.; Khawar, Alexa W.; Neal, S. Ashley; Lockman, Jeffrey J. – Infancy, 2005
Although a considerable amount is known about the development of object manipulation during the 1st year, less is known about how infants manually explore surfaces and relate objects to surfaces. To address these issues, 60 infants (20 each at 6, 8, and 10 months of age) were presented hard and soft objects on tabletop surfaces, which varied in…
Descriptors: Object Manipulation, Infants, Tactual Perception, Stimuli
