Implementation of Play Methods in Developing Concentration Skills in Children at TKIP Ummul Mukminin. Journal of Islamic Early Childhood Education (JOIECE): PIAUD-Ku, [S. l.], v. 4, n. 1, p. 1–9, 2025. DOI: 10.54801/6x3p8680. Disponível em: http://journal.iaipibandung.ac.id/index.php/piaudku/article/view/372.. Acesso em: 18 apr. 2026.