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Related Experiment Video

Updated: May 10, 2026

Multimedia Battery for Assessment of Cognitive and Basic Skills in Mathematics (BM-PROMA)

Multimedia Battery for Assessment of Cognitive and Basic Skills in Mathematics (BM-PROMA)

Published on: August 28, 2021

Size before numbers: conceptual size primes numerical value.

Shai Gabay¹, Tali Leibovich, Avishai Henik

¹Department of Psychology, The Open University, Raanana, Israel. shaigaba@gmail.com

|July 2, 2013

Summary

This summary is machine-generated.

Conceptual object size influences numerical processing. Faster reaction times occurred when conceptual size matched numerical value, suggesting shared mental representations for magnitude.

Keywords:

Conceptual size Congruency effect Numerical processing

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Area of Science:

Cognitive Psychology
Neuroscience
Psycholinguistics

Background:

Numerical cognition research explores how humans process numbers.
The relationship between physical and numerical magnitudes is a key area of investigation.
Conceptual size of objects may impact numerical perception.

Purpose of the Study:

To investigate the influence of conceptual object size on numerical processing.
To determine if conceptual size primes affect performance on numerical tasks.
To explore the shared mental representations between conceptual size and numerical value.

Main Methods:

Two experiments were conducted using animal images as prime stimuli.
Primes varied in conceptual size (large vs. small) but had equal retinal size.
Participants performed an unbiased parity judgment task on integer targets.

Main Results:

Reaction times were faster when the prime's conceptual size was congruent with the target's numerical value.
Incongruent conceptual size and numerical value led to slower reaction times.
This indicates a significant influence of conceptual size on numerical perception.

Conclusions:

Conceptual object size and numerical value likely share common mental representations.
These findings support theories emphasizing the evolutionary role of size perception in numerical development.
The study highlights the interconnectedness of different magnitude systems in the brain.