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A New Procedure and Stimulus Set for Examining Cross-Modality Mental Rotation.

Joshua E Wolf¹, Melissa Larsen¹

¹Carroll University, 100 N East Avenue, Waukesha, WI 53186, USA.

Journal of Open Psychology Data

|July 21, 2025

Summary

This summary is machine-generated.

This study validated 3-D printed shapes for cross-modal mental rotation tasks, showing response times increase with shape disparity. Freely available data will aid researchers in visual and tactile spatial cognition studies.

Keywords:

3-D Printing Mental Rotation Tactile cross-modal

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Area of Science:

Cognitive Psychology
Neuroscience
Human-Computer Interaction

Background:

Mental rotation is a fundamental cognitive process involving the imagined rotation of objects in two or three dimensions.
Cross-modal mental rotation, integrating visual and tactile information, offers insights into spatial representation and intersensory plasticity.
Traditional stimuli for mental rotation studies often lack the complexity and adaptability required for advanced research.

Purpose of the Study:

To validate the use of 3-D printed Shepard and Metzler-style shapes in a simultaneous cross-modal mental rotation task.
To assess the efficacy of 3-D printed stimuli in a procedure combining visual and tactile perception for spatial comparison.
To provide researchers with freely available, adaptable, and easily reproducible stimuli for mental rotation research.

Main Methods:

Participants performed a simultaneous cross-modal mental rotation task, comparing a visually presented 3-D shape with a tactilely presented 3-D shape.
The shapes used were 3-D printed models inspired by Shepard and Metzler cube designs.
Response time and error rates were recorded to measure performance as a function of angular disparity.

Main Results:

Participant response time showed a significant linear increase with increasing angular disparity between the visual and tactile shapes.
Error rates also demonstrated a predictable linear increase as the angular disparity of the 3-D printed shapes increased.
These findings support the validity of using 3-D printed shapes in cross-modal mental rotation paradigms.

Conclusions:

3-D printed Shepard and Metzler-style shapes are effective stimuli for cross-modal mental rotation research.
The developed procedure and stimuli provide a valuable, adaptable resource for studying spatial cognition.
This work facilitates further research into both traditional and cross-modal mental rotation using complex, tangible shapes.