Validitas Media Board Game Geotrek (Geografi Trekking) untuk Siswa Kelas III Materi Bentang Alam. JICN [Internet]. 2025 Jul. 4 [cited 2026 Jul. 23];2(3):3299-306. Available from: https://jicnusantara.com/index.php/jicn/article/view/4204