“252. Peningkatan Hasil Belajar Melalui Model Problem Based Learning Pada Tema 8 Kelas 3 SDN 6 Wirosari” 1, no. 1 (July 3, 2023): 2238–2246. Accessed August 11, 2026. https://conference.upgris.ac.id/index.php/psnppg/article/view/4326.