WAHYUNINGSIH, Laelly; WAHYUDI, Wahyudi. IMPROVING EFFORTS OF CRITICAL THINKING OF STATISTICS MATERIAL USING PROBLEM BASED LEARNING MODEL IN FIFTH GRADE MELUNG ELEMENTARY SCHOOL. JURNAL HANDAYANI PGSD FIP UNIMED, [S. l.], v. 10, n. 1, p. 28–34, 2019. DOI: 10.24114/jh.v10i1.14135. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/handayani/article/view/14135. Acesso em: 6 jul. 2025.