NINDY DWI KURNIASIH; SUNINGSIH, T. . Development of Magnetic Numbers Book Media to Introduce the Concept of Numbers to Children Aged 5-6 Years . International Journal of Education Research and Development, [S. l.], v. 5, n. 1, p. 53–66, 2025. DOI: 10.52760/ijerd.v5i1.102. Disponível em: https://e-journal.yayasancec.or.id/index.php/corolla/article/view/102. Acesso em: 22 feb. 2026.