The Role of Teachers in Improving the Learning Process with the TGT (Team Games Tournament) Learning Model at SMP Methodist 9 Medan. JUPE : Jurnal Pendidikan Mandala, [S. l.], v. 8, n. 4, p. 1260–1264, 2023. DOI: 10.58258/jupe.v8i4.6263. Disponível em: https://ejournal.mandalanursa.org/index.php/JUPE/article/view/6263. Acesso em: 25 jun. 2026.