Open Access Research Paper Views (1044) Effects of concept-mapping and inquiry strategies in teaching difficult curriculum concepts in biology on students’ academic achievement and retention E. O. Oyovwi Int. J. Biosci. 18(6), 258-267, June 2021. DOI: http://dx.doi.org/10.12692/ijb/18.6.258-267 Keywords: Achievement and retention, Concept-mapping, Difficult, Inquiry Details
