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Peer reviewedHaake, Robert J.; Somerville, Susan C. – Developmental Psychology, 1985
Nine- to 18-month-old infants were presented with simple two-location manual search tasks involving invisible displacements of objects with sequence of displacements occurring before infants search. Results provided insights into age differences associated with development of logical search strategies, information-processing skills, and temporal…
Descriptors: Age Differences, Cognitive Processes, Concept Formation, Developmental Stages
Direct linkAguiar, Andrea; Baillargeon, Renee – Cognitive Psychology, 2002
Eight experiments were conducted to examine 3- and 3.5-month-old infants' responses to occlusion events. The results revealed two developments, one in infants' knowledge of when objects should and should not be occluded and the other in infants' ability to posit additional objects to make sense of events that would otherwise violate their…
Descriptors: Infants, Logical Thinking, Thinking Skills, Infant Behavior
