THE EFFECT OF IMPLEMENTING PROBLEM-BASED LEARNING ON THE FIFTH GRADE STUDENTS’ HIGHER ORDER THINKING SKILLS ON HEAT AND TRANSFER THEME AT SDN KEPATIHAN 06 JEMBER. Primary: Jurnal Pendidikan Guru Sekolah Dasar, [S. l.], v. 9, n. 4, p. 482–491, 2020. DOI: 10.33578/10.33578/jpfkip.v9i4.7959. Disponível em: https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/853. Acesso em: 21 dec. 2025.