AR, Safrizal. “Meningkatkan Motivasi Belajar Peserta Didik Menggunakan Metode Problem Based Learning ( PBL) Berbantuan Video Pembelajaran Bagi Siswa Sekolah Dasar”. Jurnal Basicedu 8, no. 1 (February 1, 2024): 367–372. Accessed June 15, 2025. https://jbasic.org/index.php/basicedu/article/view/7167.