MATHEMATICS OLYMPIAD DEVELOPMENT FOR MADRASAH IBTIDAIYAH NEGERI 1 BALIKPAPAN STUDENTS IN PREPARING FOR THE MADRASAH SCIENCE COMPETITION. SEPAKAT [Internet]. 2024 Jul. 18 [cited 2026 Nov. 1];3. Available from: https://journal.itk.ac.id/index.php/sepakat/article/view/963