Nurul Ain, S.; Eva Betty Simanjuntak; Indri Khairunnisa Erwinsyah; Syahkira Sifah Nasution; Trisna Natalia Br Parapat; Selvi Simanjuntak. INNOVATION IN LEARNING MEDIA: FLASHCARDS FOR THE INDONESIAN NATIONAL ANTHEM: A RELIGIOUS, PHILOSOPHICAL, AND PSYCHOLOGICAL REVIEW IN ELEMENTARY SCHOOLS. Jurnal Merah Putih Sekolah Dasar, The Indonesian Journal of Primary School Education 2025, 3 (1), 30-37. https://doi.org/10.24114/jmpsd.v3i1.69325.