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Related Experiment Video

Updated: Jun 12, 2026

Virtual Hand with Ambiguous Movement between the Self and Other Origin: Sense of Ownership and 'Other-Produced' Agency

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Published on: October 28, 2020

Embodied numerosity: implicit hand-based representations influence symbolic number processing across cultures.

Frank Domahs¹, Korbinian Moeller, Stefan Huber

¹Lehr- und Forschungsgebiete Neuropsychologie und Neurolinguistik, Universitätsklinikum der RWTH Aachen, Pauwelsstr. 30, Aachen, Germany. domahs@neuropsych.rwth-aachen.de

|June 2, 2010

Summary

This summary is machine-generated.

Bodily experiences like finger counting shape abstract number processing in adults. This study found sub-base-five effects in number comparison tasks, influenced by finger counting habits across cultures.

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Area of Science:

Cognitive Psychology
Neuroscience
Cross-cultural Psychology

Background:

A link exists between finger counting and number processing abilities.
Finger counting structures influence arithmetic skills and mental number line orientation.
The impact of finger counting on abstract number processing in adults remains unclear.

Purpose of the Study:

To investigate if finger counting systems influence symbolic number processing in educated adults.
To examine cross-cultural differences in finger-based sub-base-five effects.
To explore the connection between embodied cognition and abstract numerical cognition.

Main Methods:

A transcultural study comparing three groups: German deaf signers, German hearing adults, and Chinese hearing adults.
An Arabic number comparison task was used to assess symbolic number processing.
Finger-based sub-base-five effects were analyzed across participant groups.

Main Results:

Sub-base-five effects were observed in all participant groups.
German groups, utilizing an explicit sub-base-five finger counting system, showed stronger effects.
Evidence suggests finger counting habits influence abstract mental number representations.

Conclusions:

Embodied experiences, specifically finger counting, impact adult abstract number representations.
Cognitive processes, even abstract ones, can be rooted in bodily experiences.
Cultural variations in finger counting systems correlate with numerical cognition patterns.