“EFEKTIVITAS PERMAINAN PUZZLE BERBASIS TEORI PIAGET TERHADAP PERKEMBANGAN KOGNITIF ANAK USIA DINI”. Ar-Rasyid: Jurnal Publikasi Penelitian Ilmiah 2, no. 7 (July 25, 2026): 344–354. Accessed August 4, 2026. https://e-journal.sahariset.com/index.php/ar-rasyid/article/view/444.