SYAIPUTRA WAHYUDA MEISA DININGRAT; JANAH, Luluk; MARDIYAH, Sakinatul. Modified Bottle Cap for Improving Children’s Arithmetic Ability. JPUD - Jurnal Pendidikan Usia Dini, [S. l.], v. 13, n. 2, p. 249–263, 2019. DOI: 10.21009/JPUD.132.04. Disponível em: https://journal.unj.ac.id/unj/index.php/jpud/article/view/11646. Acesso em: 5 nov. 2024.