Anggraeni, Pipin Novia, Duwi Nuvitalia, and Sukarno. “243. Penerapan Model Problem Based Learning Dalam Meningkatkan Hasil Belajar Matematika Peserta Didik Kelas 1 SDN Pati Lor 05 Berbantuan Media Counting Box”. Prosiding Seminar Nasional Pendidikan Profesi Guru 1, no. 1 (July 3, 2023): 2161–2170. Accessed December 5, 2025. https://conference.upgris.ac.id/index.php/psnppg/article/view/4309.