Milawati, Ria, Azri Ranuwaldy Sugma, and Zulham Siregar. “Development of Smart Tree Learning Media for Ethnic Diversity Material to Increase Learning Motivation in Students”. Edunesia : Jurnal Ilmiah Pendidikan 4, no. 3 (June 23, 2023): 1241–1258. Accessed July 31, 2026. https://edunesia.org/edu/article/view/524.