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Related Experiment Video

Updated: May 12, 2026

Exploring Infant Sensitivity to Visual Language using Eye Tracking and the Preferential Looking Paradigm

Exploring Infant Sensitivity to Visual Language using Eye Tracking and the Preferential Looking Paradigm

Published on: May 15, 2019

Development of ordinal sequence perception in infancy.

David J Lewkowicz¹

¹Department of Psychology, Florida Atlantic University, Boca Raton, FL 33431, USA. lewkowic@fau.edu

Developmental Science

|April 17, 2013

Summary

This summary is machine-generated.

Infants develop the ability to understand sequence order during their first year. This cognitive skill emerges before language and relies on processing statistical patterns in sensory information.

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Last Updated: May 12, 2026

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Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization

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Area of Science:

Cognitive Psychology
Developmental Psychology
Neuroscience

Background:

Understanding sequence order is crucial for cognitive and motor skills.
The emergence of ordinal perception is hypothesized to be a domain-general ability preceding language acquisition.

Purpose of the Study:

To investigate whether infants possess a domain-general mechanism for perceiving ordinal position.
To determine the developmental timeline of ordinal perception and its relation to statistical cue detection.

Main Methods:

Habituation paradigm using sequences of moving/sounding objects with infants aged 4 to 10 months.
Experiment 1: Assessed perception of invariant ordinal position of a single element.
Experiment 2: Assessed perception of invariant relative ordinal position of two adjacent elements.

Main Results:

Four-month-old infants failed to detect ordinal position, focusing on sequence statistics.
Six-month-old infants detected ordinal position, ignoring conflicting statistics.
Ten-month-old infants detected relative ordinal position, but only with concurrent statistical cues.

Conclusions:

A domain-general ability for ordinal position detection emerges during infancy.
This ability is preceded and facilitated by the earlier development of statistical cue detection.