PENERAPAN MODEL PEMBELAJARAN BERBASIS MASALAH (PROBLEM BASED LEARNING) UNTUK MENINGKATKAN KETERAMPILAN BERPIKIR KRITIS DAN KARAKTER KRISTIANI PESERTA DIDIK KELAS V SEKOLAH DASAR (SD). Integrative Perspectives of Social and Science Journal, [S. l.], v. 3, n. 02 Februari, p. 677–682, 2026. Disponível em: https://ipssj.com/index.php/ojs/article/view/1181. Acesso em: 21 oct. 2026.