Exploring the Use of Loose Parts Boxes in Developing Creativity and Problem-Solving Skills in Early Childhood: Eksplorasi Pemanfaatan Loose Parts Box dalam Mengembangkan Kreativitas dan Kemampuan Problem Solving Anak Usia Dini. acopen. 2026;11(1):10.21070/acopen.11.2026.14196. doi:10.21070/acopen.11.2026.14196