Nadhiifah, Maqoosidhan, and Lailatul Maghfiroh. 2026. “Pengaruh Model Pembelajaran Problem Based Learning Berbantu Media Kantong Perkalian Terhadap Pemahaman Konsep Matematika Kelas II MI Islamiyah Sumberwudi”. AJER: Advanced Journal of Education and Religion 3 (1), 21-27. https://doi.org/https://doi.org/10.52166/ajer.v3i1.12328.