Journal of Instructional Mathematics (JIM) (e-ISSN 2722-2179) is a multi-disciplinary national academic publication with internet access followed by peers qualified to disseminate state of the art knowledge in education, teaching development, instructional projects and inventions, learning methodologies, and new technologies in the field of education. JIM is a scientific journal containing and disseminating research findings, in-depth studies, and innovative ideas in the field of education. Teacher and lecturer innovation in educational sector development can make a positive contribution to schools and educational institutions. JIM is published periodically (twice a year in May and November), with a total of 5 articles published every time (10 articles annually). The scope of this journal is: 1) Learning Model and Approach, (2) Curriculum, (3) Assessment and Evaluation, (4) Ethnomathematics, (5) Didactical Design Research, (6) Technology-Assisted Learning, (7) History in teaching mathematics. 

Brillo Journal (e-ISSN 2809-8528) is a journal for the dissemination of knowledge in the form of scientific works from the results of research and critical-analytical studies in the field of mathematics education. This journal is published twice a year in June and December. All submitted manuscripts will go through a single-blind review process to obtain quality publications. Authors who intend to submit a manuscript for publication in this journal are obliged to understand correctly the instructions and the ins and outs of the provisions in this journal. For authors who have never published the article in this journal, we recommend reading all of the terms and conditions are listed in the journal. The author who will submit the manuscript after the deadline for submission as long as meet the requirement for publication in this journal will process for the next issue. Authors are requested to prepare a manuscript in accordance with the Instructions for the preparation of the manuscript and then to follow the Author Guidelines for submission. 

Eureka: Journal of Educational Research (e-ISSN 2962-5548) committed to providing a streamlined submission process, rapid review and publication, and a high level of author service at every stage. It is a multi-disciplinary, open access, innovation-focused journal publishing research results from a broad range of education fields with the potential to impact social and academic development. Eureka: Journal of Educational Research is a multi-disciplinary national academic publication with internet access followed by peers qualified to disseminate state of the art knowledge in education, teaching development, instructional projects and inventions, learning methodologies, and new technologies in the field of education. This journal is published periodically (twice a year in February and August) by S&Co Publishing. It publishes its issues in an online publication ISSN 2962-5548. All submitted manuscripts will be initially reviewed by editors and are then evaluated by minimum two reviewers through the single-blind review process. This is to ensure the quality of the published manuscripts in the journal. 

Indonesian Educational Research Journal (IERJ) (e-ISSN 3025-0757)committed to providing a streamlined submission process, rapid review and publication, and a high level of author service at every stage. It is a multi-disciplinary, open access, innovation-focused journal publishing research results from a broad range of education fields with the potential to impact social and academic development. Indonesian Educational Research Journal is a multi-disciplinary national academic publication with internet access followed by peers qualified to disseminate state-of-the-art knowledge in education, teaching development, instructional projects and inventions, learning methodologies, and new technologies in the field of education. This journal is published periodically (three times a year in April, August, and December) by CV. Samuel Manurung and Co in collaboration with the Indonesian Society of Researcher and Educator. It publishes its issues in an online publication. All submitted manuscripts will be initially reviewed by editors and are then evaluated by minimum two reviewers through the single-blind review process. This is to ensure the quality of the published manuscripts in the journal.