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Assessing the Reliability of a Tactile Spatial Ability Instrument for Non-Visual Use in Blind and Low Vision Populations

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Conference

2024 ASEE Annual Conference & Exposition

Location

Portland, Oregon

Publication Date

June 23, 2024

Start Date

June 23, 2024

End Date

July 12, 2024

Conference Session

Educational Research and Methods Division (ERM) Technical Session 30

Tagged Division

Educational Research and Methods Division (ERM)

Tagged Topic

Diversity

Permanent URL

https://peer.asee.org/46621

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Paper Authors

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Daniel Kane Utah State University Orcid 16x16 orcid.org/0000-0002-0220-9962

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Daniel Kane is a graduate student at Utah State University pursuing a PhD in Engineering Education with a concurrent master’s degree in Civil Engineering. His research interests focus around the study of spatial ability with an emphasis on identifying patterns of spatial strategies and measuring spatial ability in blind and low vision populations.

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Jace Russell Harris Utah State University

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Rosemary Yahne Utah State University

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Rosemary Yahne is an undergraduate student at Utah State University. She is pursuing a bachelor's degree in Civil Engineering with a minor in geology. Her research interests include determining spatial ability patterns in engineering students and testing spatial ability in underrepresented populations.

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Wade H. Goodridge Utah State University Orcid 16x16 orcid.org/0000-0002-5811-7629

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Wade Goodridge is a tenured Associate Professor in the Department of Engineering Education at Utah State University. His research lies in spatial thinking and ability, curriculum development, and professional development in K-16 engineering teaching.

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Abstract

Spatial ability has been identified as a highly beneficial asset to student learning as well as professional performance in STEM fields. Correlational studies link it to success in STEM degrees and STEM professions. Spatial ability is a malleable skill meaning that it can be taught and learned through targeted intervention. Much research has been applied in the area of developing interventions to encourage spatial thinking in engineering students and developing proper instrumentation to measure gains in spatial ability. One such instrument that is widely accepted as a valid way to quantify individuals' spatial thinking is the Mental Cutting Test (MCT) which measures spatial constructs of mental rotation, proportion, and visualization. However, blind and low vision students (BLV) have traditionally been overlooked in the development of spatial interventions and instrumentation. This paper discusses the development of the Tactile Mental Cutting Test (TMCT) which was adapted from the existing MCT as a fully accessible spatial ability assessment for BLV populations. Previous publications have reported on the validity and reliability of the TMCT where participants utilized one of two formats intended for their level of sightedness (fully blind or low vision). This publication builds on past work by analyzing the reliability of scores specifically from participants who were fully blind or had their remaining vision blocked while taking the test. These participants were given a format of the TMCT that utilized Braille labels and tactile graphic imagery to represent two-dimensional shape outlines required in possible answers to items on the instrument. Data was acquired from students at blindness training centers, National Federation of the Blind (NFB) conventions across the United States, and NFB sponsored programs for BLV youth. Results indicate that the TMCT demonstrates good reliability among non-sighted individuals. Establishing the validity and reliability of the TMCT authenticates an instrument that has the potential to open new avenues of spatial ability research to enhance BLV learning and BLV representation in STEM education, as well as enhance existing knowledge about tactile aspects of spatial ability in sighted populations.

Kane, D., & Harris, J. R., & Yahne, R., & Goodridge, W. H. (2024, June), Assessing the Reliability of a Tactile Spatial Ability Instrument for Non-Visual Use in Blind and Low Vision Populations Paper presented at 2024 ASEE Annual Conference & Exposition, Portland, Oregon. https://peer.asee.org/46621

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