“Penggunaan Alat Permainan Edukatif “Puzzle Jam” Terhadap Kemampuan Kognitif “Mengenal Lambang Bilangan””. SELING: Jurnal Program Studi PGRA 2, no. 1 (April 2, 2018): 63–71. Accessed April 29, 2026. http://jurnal.stitnualhikmah.ac.id/index.php/seling/article/view/218.