AMINI, S.; FIRMAWATI, A. N.; KHOTIMAH, N. Peningkatan Kecerdasan Anak Usia Dini dalam Memecahkan Masalah melalui Permainan Puzzle . Journal of Education Research, [S. l.], v. 4, n. 2, p. 778–784, 2023. DOI: 10.37985/jer.v4i2.266. Disponível em: https://www.jer.or.id/index.php/jer/article/view/266. Acesso em: 9 jul. 2025.