ALFINA IFADAH; NAFIAH; ARIS BUDIANTO. Implementation of Flipbook Based Teaching Materials Pancasila Education Subjects to Improve the Mutual Cooperation Character of Class IV Students at SDN Karah 1 Surabaya. Education and Human Development Journal, [S. l.], v. 10, n. 1, p. 57–69, 2025. DOI: 10.33086/ehdj.v10i1.6214. Disponível em: https://journal2.unusa.ac.id/index.php/EHDJ/article/view/6214. Acesso em: 28 jul. 2026.