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Kohar, Ahmad Wachidul; Rahaju, Endah Budi; Rohim, Abdur – Journal on Mathematics Education, 2022

Physical distancing, which is widely practiced limiting the spread of COVID-19, is recognized to contain mathematical thoughts that can be harnessed as a context for prospective teachers' practices of mathematical problem posing. The goal of this study is to investigate the profile of mathematical tasks posed by prospective mathematics teachers…

Descriptors: Preservice Teachers, Mathematics Teachers, Mathematics Education, Numeracy

Siswono, Tatag Yuli Eko; Hartono, Sugi; Kohar, Ahmad Wachidul – Journal on Mathematics Education, 2020

The emerging of formal mathematical proof is an essential component in advanced undergraduate mathematics courses. Several colleges have transformed mathematics courses by facilitating undergraduate students to understand formal mathematical language and axiomatic structure. Nevertheless, college students face difficulties when they transition to…

Descriptors: Preservice Teachers, Undergraduate Students, Late Adolescents, Preferences

Ekawati, Rooselyna; Kohar, Ahmad Wachidul; Imah, Elly Matul; Amin, Siti Maghfirotun; Fiangga, Shofan – Journal on Mathematics Education, 2019

This study aimed to determine the cognitive process employed in problem-solving related to the concept of area conservation for seventh graders. Two students with different mathematical ability were chosen to be the subjects of this research. Each of them was the representative of high achievers and low achievers based on a set of area…

Descriptors: Cognitive Processes, Problem Solving, Mathematics Skills, Mathematics Achievement