ENJELINA SIMBOLON; RIO PARSAORAN NAPITUPULU; DESI SIJABAT. The Influence of The Problem Based Learning (PBL) Model on The Learning Outcomes of Class IV Students on Subtema 2 Diversity in Togetherness SDN 091254 Batu Onom T.A 2023/2024. International Journal of Integrated Science and Technology, [S. l.], v. 1, n. 4, p. 491–496, 2023. DOI: 10.59890/ijist.v1i4.641. Disponível em: https://journal.multitechpublisher.com/index.php/ijist/article/view/641. Acesso em: 28 may. 2026.