Sabri, Tahmid, Soeharto Soeharto, and Ikhsan Kurniadi. “Development of Interactive Teaching Materials Using Whiteboard Animation for Civic Learning in Elementary School”. EDUCATIO : Journal of Education 4, no. 2 (November 25, 2019): 125-138. Accessed June 13, 2026. https://www.ejournal.staimnglawak.ac.id/index.php/educatio/article/view/178.