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Related Experiment Videos

Toddlers' speech and cognitive effort

M Wiener-Margulies1, R Rey-Barboza, E Cabrera

  • 1Ferkauf Graduate School of Psychology, Yeshiva University.

The Journal of Genetic Psychology
|March 1, 1996
PubMed
Summary
This summary is machine-generated.

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Toddlers speak less when concentrating deeply on object manipulation. This suggests that intense cognitive effort in nonverbal tasks reduces resources available for speech in young children.

Area of Science:

  • Child Development
  • Cognitive Psychology
  • Developmental Linguistics

Background:

  • Understanding the relationship between cognitive load and language production in toddlers is crucial.
  • Previous research suggests a link between attention and speech, but specific nonverbal task engagement needs further investigation.

Purpose of the Study:

  • To investigate the hypothesis that cognitive effort in nonverbal behavior impacts speech production in two-year-olds.
  • To analyze the relationship between levels of engagement in object manipulation and spontaneous speech frequency.

Main Methods:

  • Videotaping two-year-olds during free and problem-solving play.
  • Analyzing object manipulation periods for intense versus casual engagement.
  • Micro-analyzing spontaneous speech during these engagement periods.

Related Experiment Videos

Main Results:

  • Children exhibited less spontaneous speech during periods of intense engagement with objects.
  • A reduction in speech frequency correlated with higher cognitive effort in nonverbal tasks.
  • Conversely, more speech was observed during casual engagement with objects.

Conclusions:

  • Findings support the hypothesis that cognitive effort in nonverbal activities diverts mental resources from speech production in toddlers.
  • This indicates a trade-off in cognitive resource allocation between nonverbal engagement and verbal output during early development.