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Related Experiment Videos

Learning to crawl

K E Adolph1, B Vereijken, M A Denny

  • 1Department of Psychology, New York University, New York, USA. adolph@psych.nyu.edu

Child Development
|December 5, 1998
PubMed
Summary
This summary is machine-generated.

Infant crawling development is not stage-based. Early belly crawling experience enhances later hands-and-knees crawling proficiency, independent of age or size.

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Area of Science:

  • Developmental Psychology
  • Motor Development
  • Infant Behavior

Background:

  • Crawling is a crucial milestone in infant motor development.
  • Previous research suggested a fixed progression of crawling stages.
  • The influence of prior crawling experience on subsequent motor skills requires further investigation.

Purpose of the Study:

  • To examine the effects of infant age, body dimensions, and crawling experience on motor development.
  • To determine if crawling development follows discrete, obligatory stages.
  • To understand how early crawling patterns influence later crawling proficiency.

Main Methods:

  • Longitudinal observation of 28 infants from initial crawling attempts to walking.
  • Recording and analysis of various crawling postures (e.g., belly crawling, hands-and-knees crawling).

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  • Statistical analysis to correlate crawling experience with developmental progression and efficiency.

    • Main Results:

    • Infant crawling development is variable, not adhering to strict, obligatory stages.
    • A significant portion of infants skipped belly crawling, proceeding directly to hands-and-knees.
    • Duration of experience with earlier crawling forms predicted speed and efficiency in later forms.
    • Infants who belly crawled were more proficient at hands-and-knees crawling than those who skipped it.

    Conclusions:

    • Crawling development is a flexible process, not defined by discrete stages.
    • Experience with earlier crawling postures provides transferable benefits to later motor skills.
    • Motor skill acquisition is influenced by prior experience, not solely by age or physical dimensions.