Alisia, N. (2025) “The Effect of the Application of the Problem Based Learning (PBL) Learning Model on Early Childhood High Order Thinking Skill (HOTS): A Quasi-Experimental Study”, JPUD - Jurnal Pendidikan Usia Dini, 19(2), pp. 295–306. doi: 10.21009/jpud.v19i2.54673.