Vol 15, No 1 (2026)

This issue covers the publication period from January to June 2026. All articles in this issue, consisting of 10 papers, were authored/co-authored by 34 authors from Indonesia, representing 6 provinces: East Java, West Java, Banten, North Sumatra, Aceh, and Riau.

Table of Contents

ARTICLE

Developing Nearpod-based interactive learning media on the topic of algebra to improve critical thinking ability
Dian Kurniati, Sabna Setiawati, Dhanar Dwi Hary Jatmiko, Arika Indah Kristiana, Rafiantika Megahnia Prihandini
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1-14
Analysis of Islamic boarding school students' higher-order thinking skills in number topics based on Bloom's revised taxonomy
Mufarrido Husnah, Jarnawi Afgani Dahlan, Dadan Dasari, Tatang Herman
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15-27
Seasonal time series forecasting of Indonesian railway passengers: A comparison of Holt–Winters and SARIMA
Gita Indah Cahyani, Besse Arnawisuda Ningsi, Irvana Arofah
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28-41
Optimization of operational cost planning in integrated farming systems using a mixed-integer linear programming approach
Lasker Pangarapan Sinaga, Rizki Habibi, Suvriadi Panggabean
PDF
42-56
The influence of snowball throwing learning method on students’ self-efficacy
Suci Dahlya Narpila, Izwita Dewi, Faiz Ahyaningsih
PDF
57-69
Praxeological analysis of grade V elementary school mathematics textbooks on fractions
Devi Rahayu, Didi Suryadi
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70-87
From culture to code: Integrating ethnomathematics into Scratch-based games to enhance students’ mathematical problem-solving
Astari Astari, Rahmat Nurcahyo, Muhadi Hariyanto, Dwi Yulianto
PDF
88-111
Profile of pre-service teachers’ computational thinking abilities based on gender
Bettri Yustinaningrum, Nur Ainun Lubis
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112-123
Why do students struggle to understand composition functions? Analysis of learning obstacles in vocational education
Dwika Saputri, Reni Wahyuni, Dedek Andrian, Nofriyandi Nofriyandi
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124-136
Gender analysis: A review of mathematical problem-solving skills among madrasah tsanawiyah students
Nuralam Syamsuddin, Khairul Ismi, Devi Arhami Putri, Vina Hazaliyanti
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137-149