Prihapsari VY, Supriyono S, Syafi’i A. PENINGKATAN HASIL BELAJAR KOGNITIF MATEMATIKA MELALUI MODEL PROBLEM BASED LEARNING BERBANTUAN WORDWALL PADA SISWA KELAS IV SD DJAMA’ATUL ICHWAN. JRPP [Internet]. 2024 Sep. 4 [cited 2025 Apr. 27];7(4):12179-86. Available from: https://journal.universitaspahlawan.ac.id/index.php/jrpp/article/view/34007