Istiqomah, Nurul, Hapidin, and Elindra Yetti. “Roll Book Media Roll Book for Early Physical Science ”. JPUD - Jurnal Pendidikan Usia Dini 15, no. 2 (November 30, 2021): 342–360. Accessed November 22, 2024. https://journal.unj.ac.id/unj/index.php/jpud/article/view/20603.