AKINSEINDE, Samuel Idowu; UMUNADI, Kennedy Ejiwoke; AIMINHIEFE, Margaret Ihensekhie. Effects of Demonstration, Project-based and Lecture Instructional Methods on Polytechnics Students’ Academic Achievement in Workshop Practice in Delta and Edo States. Direct Research Journal of Education and Vocational Studies, [S. l.], v. 6, n. 3, p. 1–8, 2024. Disponível em: https://journals.directresearchpublisher.org/index.php/drjevs/article/view/416. Acesso em: 17 jun. 2026.