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Related Experiment Videos

What makes a vibble a vibble? A developmental study of category generalization.

T B Ward1, E Vela, M L Peery

  • 1Department of Psychology, Texas A&M University, College Station 77843.

Child Development
|February 1, 1989
PubMed
Summary

Young children learning new words focus on single object features. Older children and adults use multiple attributes for category decisions, indicating developmental shifts in word learning strategies.

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Area of Science:

  • Cognitive Psychology
  • Developmental Psychology
  • Linguistics

Background:

  • Children's ability to learn novel labels for objects is crucial for language acquisition.
  • Understanding how children form object categories based on new words informs theories of word learning.
  • Previous research suggests young children can infer common noun status for novel labels.

Purpose of the Study:

  • To investigate the properties young children assume for novel object categories defined by a new label.
  • To examine developmental differences in attribute selection for category membership.
  • To understand the role of processing modes and knowledge in word learning.

Main Methods:

  • Preschoolers, second graders, and college students were presented with novel objects and nonsense labels.

Related Experiment Videos

  • Participants viewed new objects varying in four specific attributes.
  • Decisions on whether new objects belonged to the same category were recorded.

    • Main Results:

    • Preschoolers predominantly used single attributes for category decisions, distributed evenly across attribute types.
    • Older participants (second graders and college students) increasingly employed multiple attributes in their category judgments.
    • Attribute selection strategies showed a clear developmental progression.

    Conclusions:

    • Developmental differences exist in how children and adults process information during word learning.
    • Older learners utilize more complex, multi-attribute rules for category formation compared to younger children.
    • The study highlights the interplay between cognitive processing and knowledge in acquiring new vocabulary.