“Training of Visual Media Based on Natural Materials As a Learning Facility for Independent Learning at Sdn Kupang 4 Sidoarjo: Pelatihan Media Visual Berbasis Bahan Alam Sebagai Fasilitas Pembelajaran Merdeka Belajar Di SDN Kupang 4 Sidoarjo”. Procedia of Social Sciences and Humanities 3 (June 13, 2022): 611–615. Accessed October 20, 2025. https://pssh.umsida.ac.id/index.php/pssh/article/view/206.