Rahmwati, Dila, and Intan Nurcahya. “Efektivitas Problem Based Learning Dalam Meningkatkan Pemahaman Konsep Matematika Di Sekolah Dasar ”. Karimah Tauhid 4, no. 9 (September 4, 2025): 6516–6527. Accessed June 8, 2026. http://103.127.96.46/index.php/karimahtauhid/article/view/20377.