“Penggunaan Alat Permainan Edukatif “Puzzle Jam” terhadap Kemampuan Kognitif “Mengenal Lambang Bilangan””, pr, vol. 3, no. 1, pp. 200–207, Feb. 2018, Accessed: Sep. 15, 2026. [Online]. Available: https://jurnal.stitnualhikmah.ac.id/index.php/proceedings/article/view/269