PENGARUH PENERAPAN MODEL PROBLEM BASED LEARNING TERHADAP KEMAMPUAN MEMECAHKAN MASALAH SISWA PADA MAPEL MATEMATIKA KELAS IV DI SDN 2 JERUKAN JAWA TENGAH. Integrative Perspectives of Social and Science Journal, [S. l.], v. 3, n. 05 Mei, p. 2951–2959, 2026. Disponível em: https://ipssj.com/index.php/ojs/article/view/1411. Acesso em: 22 oct. 2026.