Modified Snakes and Ladders Game for Health Promotion About Covid-19 Health Protocols for Elementary School Children: Permainan Ular Tangga Modifikasi Untuk Promosi Kesehatan Tentang Protokol Kesehatan Covid-19 Bagi Anak Sekolah Dasar. JPKK [Internet]. 2022 Sep. 2 [cited 2026 Aug. 2];2(2):89-102. Available from: https://jurnal.htp.ac.id/index.php/jpkk/article/view/1238