FIRDA, D. A.; EL-YUNUSI, M. Y. M. Meningkatkan iKognitif iAnak iUsia iDini i(4-5 iTH) iMelalui iPermainan iUlar iTangga iUntuk iKelompok iA idi iTK iAisyiyah i1 iPorong iKecamatan iPorong iKabupaten iSidoarjo. Journal of Innovative and Creativity (Joecy), [S. l.], v. 5, n. 1, p. 307–315, 2025. DOI: 10.31004/joecy.v5i1.801. Disponível em: https://joecy.org/index.php/joecy/article/view/801. Acesso em: 12 oct. 2026.