Babalola, E.O., Ekunola, G.T. and Omolafe, E.V. 2022. Effects of 3-Dimensional Model of Human Digestive System on Students Performance in Biology Concept in Nigeria. Journal of Digital Learning and Education. 2, 3 (Dec. 2022), 187-195. DOI:https://doi.org/10.52562/jdle.v2i3.431.