EFFENDI, Ahmad; SALIMAN, Saliman. Improving motivation in Social Sciences subjects using powerpoint media : Study at SMP Negeri 2 Karau Kuala, Barito Selatan, Kalimantan Tengah. JIPSINDO, [S. l.], v. 13, n. 1, 2026. Disponível em: https://jurnal.uny.ac.id/index.php/jipsindo/article/view/92106. Acesso em: 23 may. 2026.