M. Faqih, Lukmanul Hakim, Muhammad Iqbal. Stages of Cognitive Development and Curriculum Construction (Critical Analysis of Piaget’s Theory of Cognitive Development). teacher [Internet]. 2024Oct.18 [cited 2024Nov.28];5(2):401-6. Available from: https://ojs.cahayamandalika.com/index.php/teacher/article/view/3477