Umiyati U, Kartono K, Yumiati Y. Improving Problem-Solving Skills Through the Discovery Learning Model Assisted by Concrete Objects. Edumaspul Journal [Internet]. 2026 Jul. 6 [cited 2026 Jul. 22];10(2):554-63. Available from: https://jurnal2.unimen.cloud/index.php/edumaspul/article/view/292