Academic Journal

The Effect of Geometry-Based Brain Teasers on the Geometric Thinking Levels and Spatial Visualization Skills of Middle School Students

Λεπτομέρειες βιβλιογραφικής εγγραφής
Τίτλος: The Effect of Geometry-Based Brain Teasers on the Geometric Thinking Levels and Spatial Visualization Skills of Middle School Students
Γλώσσα: English
Συγγραφείς: Halil Canavcı (ORCID 0009-0003-2410-6512), Asuman Duatepe Paksu (ORCID 0000-0003-2504-6294)
Πηγή: Journal of Inquiry Based Activities. 2026 16(1):76-102.
Διαθεσιμότητα: Journal of Inquiry Based Activities. 61st Street, No: 14/8, Mentese, Mugla, 48000 Turkey. e-mail: editor.ated@gmail.com; Web site: https://www.ated.info.tr/index.php/ated
Peer Reviewed: Y
Page Count: 27
Ημερομηνία έκδοσης: 2026
Τύπος εγγράφου: Journal Articles
Reports - Research
Education Level: Junior High Schools
Middle Schools
Secondary Education
Descriptors: Geometry, Puzzles, Spatial Ability, Middle School Students, Games, Mathematics Education, Mathematics Skills, Program Effectiveness, Foreign Countries
Γεωγραφικοί όροι: Turkey
ISSN: 2146-5711
Περίληψη: In this study, the effects of geometric-based brain teasers on the geometric thinking levels and spatial visualization skills of middle school students were examined. A single-group pre-test-post-test experimental design, which is a quantitative research method, was used in the study. The study sample comprised 20 middle school students attending a public school. Within the scope of the study, the experimental group played the familiar games, such as Tangram, Motif, Equilibrio, and Penta Block, as well as the Geoboard-GT and Geoboard-SV games designed by the researchers and applied to the geoboard for a total of six weeks. The Turkish adaptation of the Van Hiele Geometry Test (developed by Usiskin, 1982, and adapted by Duatepe, 2000) and the Spatial Visualization Test developed by Olkun (2003b) were used as data-collection instruments. In the data analysis, the Wilcoxon Signed-Rank test, a nonparametric test, was used because the group's pre-test and post-test scores did not follow a normal distribution. The findings revealed that students' Van Hiele Geometry post-test scores increased significantly compared with their pre-test scores across specific levels, total scores, and assigned levels. A significant difference was found between the pre-test and post-test scores on the spatial visualization test, favoring the post-test. In addition, although a significant difference was observed in favor of post-test scores for the spatial and area measurement sub-dimensions of the spatial visualization test, no significant difference was observed for the numerical-spatial and mental rotation dimensions.
Abstractor: As Provided
Entry Date: 2026
Αριθμός Καταχώρησης: EJ1516103
Βάση Δεδομένων: ERIC
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  Data: The Effect of Geometry-Based Brain Teasers on the Geometric Thinking Levels and Spatial Visualization Skills of Middle School Students
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  Data: <searchLink fieldCode="AR" term="%22Halil+Canavcı%22">Halil Canavcı</searchLink> (ORCID <externalLink term="https://orcid.org/0009-0003-2410-6512">0009-0003-2410-6512</externalLink>)<br /><searchLink fieldCode="AR" term="%22Asuman+Duatepe+Paksu%22">Asuman Duatepe Paksu</searchLink> (ORCID <externalLink term="https://orcid.org/0000-0003-2504-6294">0000-0003-2504-6294</externalLink>)
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  Data: <searchLink fieldCode="SO" term="%22Journal+of+Inquiry+Based+Activities%22"><i>Journal of Inquiry Based Activities</i></searchLink>. 2026 16(1):76-102.
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  Data: Journal of Inquiry Based Activities. 61st Street, No: 14/8, Mentese, Mugla, 48000 Turkey. e-mail: editor.ated@gmail.com; Web site: https://www.ated.info.tr/index.php/ated
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  Data: 27
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  Data: In this study, the effects of geometric-based brain teasers on the geometric thinking levels and spatial visualization skills of middle school students were examined. A single-group pre-test-post-test experimental design, which is a quantitative research method, was used in the study. The study sample comprised 20 middle school students attending a public school. Within the scope of the study, the experimental group played the familiar games, such as Tangram, Motif, Equilibrio, and Penta Block, as well as the Geoboard-GT and Geoboard-SV games designed by the researchers and applied to the geoboard for a total of six weeks. The Turkish adaptation of the Van Hiele Geometry Test (developed by Usiskin, 1982, and adapted by Duatepe, 2000) and the Spatial Visualization Test developed by Olkun (2003b) were used as data-collection instruments. In the data analysis, the Wilcoxon Signed-Rank test, a nonparametric test, was used because the group's pre-test and post-test scores did not follow a normal distribution. The findings revealed that students' Van Hiele Geometry post-test scores increased significantly compared with their pre-test scores across specific levels, total scores, and assigned levels. A significant difference was found between the pre-test and post-test scores on the spatial visualization test, favoring the post-test. In addition, although a significant difference was observed in favor of post-test scores for the spatial and area measurement sub-dimensions of the spatial visualization test, no significant difference was observed for the numerical-spatial and mental rotation dimensions.
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    Languages:
      – Text: English
    PhysicalDescription:
      Pagination:
        PageCount: 27
        StartPage: 76
    Subjects:
      – SubjectFull: Geometry
        Type: general
      – SubjectFull: Puzzles
        Type: general
      – SubjectFull: Spatial Ability
        Type: general
      – SubjectFull: Middle School Students
        Type: general
      – SubjectFull: Games
        Type: general
      – SubjectFull: Mathematics Education
        Type: general
      – SubjectFull: Mathematics Skills
        Type: general
      – SubjectFull: Program Effectiveness
        Type: general
      – SubjectFull: Foreign Countries
        Type: general
      – SubjectFull: Turkey
        Type: general
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      – TitleFull: The Effect of Geometry-Based Brain Teasers on the Geometric Thinking Levels and Spatial Visualization Skills of Middle School Students
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            NameFull: Halil Canavcı
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            NameFull: Asuman Duatepe Paksu
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              Y: 2026
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