Harti Y, Suja’i IS, Dirgantoro A, Setiani R. Development of Wayground Media Based on Problem-Based Learning To Improve Social Studies Learning Outcomes. EDUSOSHUM [Internet]. 2026Mar.6 [cited 2026Mar.10];6(1):314-25. Available from: https://www.edusoshum.org/index.php/EDU/article/view/293