Purwanti KY, Putra LV. THE EFFECTIVENESS OF GAME BASED LEARNING METHOD WITH PERFECT NUMBER MEDIA ON CREATIVE THINKING ABILITY OF ELEMENTARY SCHOOL STUDENTS. JPDN [Internet]. 2022 Jul. 31 [cited 2024 Dec. 26];8(1):38-45. Available from: https://ojs.unpkediri.ac.id/index.php/pgsd/article/view/17094