Sari, Eka Filahana, Dhara Atika Putri, and Olin Mardes. 2025. “The Development of Flannel Box Learning Media for Fraction Material in 2nd Grade at SDN 16 Sitiung”. TOFEDU: The Future of Education Journal 4 (6):2270-78. https://doi.org/10.61445/tofedu.v4i6.748.