NOVITA, Dias; HASANAH, Miftahul; RAHMAWAN, Setia; ISTIQOMAH. Improving Learning Outcomes through Problem Based Learning (PBL) in Data Presentation for Elementary School Students. Reforma: Jurnal Pendidikan dan Pembelajaran , [S. l.], v. 15, n. 2, p. 150–161, 2025. DOI: 10.30736/reforma.v15i2.1247. Disponível em: https://jurnalpendidikan.unisla.ac.id/index.php/reforma/article/view/1247. Acesso em: 8 nov. 2026.