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Berutu, S., Sihombing, I. and Gaol, R.L. 2026. Pengaruh Model Problem Based Learning Berbantuan Media Visual Terhadap Keterampilan Berpikir Kritis Peserta Didik Kelas IV: The Effect of the Problem-Based Learning Model Assisted by Visual Media on the Critical Thinking Skills of Grade IV Students. Ganec Swara. 20, 3 (Sep. 2026), 821–829. DOI:https://doi.org/10.59896/gara.v20i3.785.