Journal of the Indonesian Mathematics Education Society (JIMES) is a peer-reviewed open-access journal that publishes research and development articles in mathematics education. All submissions are reviewed through a double-blind process to ensure publication quality. JIMES is a periodical publication that publishes articles in the field of research and development of mathematics education, both research results, theory development and the results of the thoughts of practitioners working in the field of mathematics education such as lecturers, teachers, students and other experts.