Syahgita, N., Nurramadhani, N. , Rizki, Z.Y. dan Wahyunengsih 2025. ASSESING THE EFFECT OF IBL ON MATHMETICS UNDERSTANDING AT JUNIOR HIGH SCHOOL LEVEL. Relevan : Jurnal Pendidikan Matematika. 5, 3 (Jun 2025). DOI:https://doi.org/10.58432/relevan.v5i3.1416.