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Why do young infants fail to search for hidden objects?

R Baillargeon1, M Graber, J Devos

  • 1Psychology Department, University of Illinois, Champaign 61820.

Cognition
|September 1, 1990
PubMed
Summary
This summary is machine-generated.

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Five-and-a-half-month-old infants understand object permanence and can identify necessary actions for object retrieval. This challenges problem-solving explanations for delayed searching in infants.

Area of Science:

  • Developmental Psychology
  • Cognitive Development
  • Infant Perception

Background:

  • Infants demonstrate object permanence by 3.5 months, understanding objects exist when hidden.
  • However, infants typically do not search for hidden objects until 7-8 months of age.

Purpose of the Study:

  • To investigate whether 5.5-month-old infants can differentiate between correct and incorrect actions for retrieving hidden objects.
  • To explore infant understanding of the necessary actions for object retrieval.

Main Methods:

  • Two experiments presented infants with possible and impossible object retrieval scenarios.
  • Infants' looking times were measured to assess their comprehension of the events.

Main Results:

Related Experiment Videos

  • Infants looked longer at impossible retrieval events, indicating they understood the actions were insufficient.
  • Results suggest infants recognized the necessary actions for successful object retrieval.

    • Conclusions:

    • By 5.5 months, infants not only represent hidden objects but also understand the actions required to retrieve them.
    • Findings challenge the notion that delayed searching is solely due to problem-solving limitations.