Nicholas Ude (Phd) E, Uzochukwu Peter O, Hillary Sunday N. Competency-based learning (CBL) and animation-based learning: a comparative study on students’ academic achievement, interest and retention in auto mechanics. IJET [Internet]. 2019 Jun. 30 [cited 2025 May 12];7(4):6558-64. Available from: https://mail.sciencepubco.com/index.php/IJET/article/view/28755