DIAN, Dian; MEDIANI, Henie Hikmah; MINNATILLAH, Minnatillah. Brain Games and Gymnastics on Increasing Concentration Power of Early Childhood. Jurnal Obsesi : Jurnal Pendidikan Anak Usia Dini, [S. l.], v. 6, n. 6, p. 5615–5620, 2022. DOI: 10.31004/obsesi.v6i6.2487. Disponível em: https://mail.obsesi.or.id/index.php/obsesi/article/view/2487. Acesso em: 6 may. 2026.