BAYU, A. K.; SUKARDI, S.; RUDATI, U. PROBLEM BASED LEARNING MODEL TO IMPROVE SCIENCE LEARNING OUTCOMES OF FOURTH GRADE SDN BANGUNHARJO. PROGRES PENDIDIKAN, [S. l.], v. 6, n. 2, p. 134–139, 2025. DOI: 10.29303/prospek.v6i2.1208. Disponível em: https://prospek.unram.ac.id/index.php/PROSPEK/article/view/1208. Acesso em: 8 jun. 2025.