Effects of 3-Dimensional Model of Human Digestive System on Students Performance in Biology Concept in Nigeria. Journal of Digital Learning and Education, Deli Serdang, Indonesia, v. 2, n. 3, p. 187–195, 2022. DOI: 10.52562/jdle.v2i3.431. Disponível em: https://www.journal.moripublishing.com/index.php/jdle/article/view/431. Acesso em: 24 jul. 2026.