NURHAYATI, Fitri; RASYID, Harun. Implementation of Outdoor Games to Improve 4-5 Year Old Childrens Number Sense. Jurnal Obsesi : Jurnal Pendidikan Anak Usia Dini, [S. l.], v. 3, n. 1, p. 10–17, 2019. DOI: 10.31004/obsesi.v3i1.133. Disponível em: https://obsesi.or.id/index.php/obsesi/article/view/133. Acesso em: 19 apr. 2026.