“PENGARUH MODEL PROBLEM BASED LEARNING BERBANTUAN EKSPERIMEN SEDERHANA TERHADAP KEMAMPUAN BERPIKIR KRITIS MATA PELAJARAN IPAS KELAS V DI SD NEGERI 1 KALIUNTU” (2025) Widyajaya: Jurnal Mahasiswa Prodi PGSD, 5(1), pp. 115–126. Available at: https://journal.mpukuturan.ac.id/index.php/widyajaya/article/view/1318 (Accessed: 15 November 2025).