Vol. 12 No. 3 (2026): July

This issue is currently in progress. Articles are being added as soon as they are ready for publication

DOI: https://doi.org/10.29408/jel.v12i3

Published: 13-07-2026

Articles

Students’ geometric thinking and problem-solving in circle topic: Mixed-method research

Mirna Mirna, Hamdani Syaputra, Dewi Murni, Nur 'Aini, Ainil Mardhiah

672-688
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Abstract View: 582 times DOI : https://doi.org/10.29408/jel.v12i3.34070
Can you read this chart? Assessing graph literacy competence and confidence calibration among Indonesian undergraduate health science students

Bustang Bustang, Garry Kuan

689-709
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Abstract View: 508 times DOI : https://doi.org/10.29408/jel.v12i3.35213
Epistemological obstacles in combinatorics as praxeological gaps among pre-service mathematics teachers

Marhami Marhami, Dadan Dasari, Didi Suryadi, Dadang Juandi

710-723
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Abstract View: 415 times DOI : https://doi.org/10.29408/jel.v12i3.35192
Development of a web-based learning application for a trigonometry course with integrated Islamic values

Faisal Faisal, Fahri Fahri, Anwar Anwar, Fenny Anggreni, Khairatul Ulya

724-738
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Abstract View: 170 times DOI : https://doi.org/10.29408/jel.v12i3.34813
Investigating students’ mathematical creative thinking skills in integral calculus using Google Sites

Yayu Sulastri, Deti Ahmatika, Annisa Nurmaulani

739-759
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Abstract View: 346 times DOI : https://doi.org/10.29408/jel.v12i3.34543
Development of a diagnostic assessment for measuring students' conceptual understanding of real numbers

Nur Qomariyah Nawafilah, Rizky Oktaviana Eko Putri

760-777
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Abstract View: 368 times DOI : https://doi.org/10.29408/jel.v12i3.34250
Role-playing game maker–based learning as a pedagogical tool for enhancing students' mathematical disposition

Alim Wicaksono, Al Jupri, Tatang Herman

778-789
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Abstract View: 293 times DOI : https://doi.org/10.29408/jel.v12i3.33824
Visual and interface design mechanisms: Systematic review of ethnomathematics media bridging culture and mathematics

Nadia Shofa Zumara, Eveline Siregar, Iva Sarifah, Imam Fitri Rahmadi

790-808
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Abstract View: 297 times DOI : https://doi.org/10.29408/jel.v12i3.34264
Students' problem-solving performance in geometric extremum tasks through an integrated vector and analytical approach

Da Tien Nguyen, Anh Ngoc Nguyen, Kieu Anh Thi Phan

809-826
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Abstract View: 261 times DOI : https://doi.org/10.29408/jel.v12i3.34344
Developing a dynamic unitizing GeoGebra applet to support conceptual understanding of area and volume

Danang Setyadi, Tanti Listiani, Fika Widya Pratama, Robert Harry Soesanto, Yohanes Bekta Ferdyan, Elisabeth Denny Rahmawati, Satwika Mahatma Pratiwi

827-852
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Abstract View: 187 times DOI : https://doi.org/10.29408/jel.v12i3.34365
The epistemic path toward early algebraic knowledge: A didactical reconstruction

Septiani Yugni Maudy, Redo Martila Ruli

853-874
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Abstract View: 337 times DOI : https://doi.org/10.29408/jel.v12i3.34441
The GASING method and pedagogical transformation in elementary school: A teacher perspective Bahasa Indonesia

Puspita Baity, Tita Mulyati, Abubakar Abubakar

875-894
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Abstract View: 290 times DOI : https://doi.org/10.29408/jel.v12i3.34638
Quality assessment of mathematics textbooks: Identifying and addressing content mistakes

M. Zainul Arifin, Kamaliyah Kamaliyah, Rahman Nul Hakim, Martin Suhendra

895-912
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Abstract View: 423 times DOI : https://doi.org/10.29408/jel.v12i3.34738