Hidayah, Rizqi Nur, and Noening Andrijati. 2025. “The Effectiveness of Problem-Based Learning Model With Fraction Smart Pirates Media on Fourth Grade Students’ Problem-Solving Skills”. Jurnal Gentala Pendidikan Dasar 10 (3):818-29. https://www.online-journal.unja.ac.id/gentala/article/view/46844.