IGBA, I. D.; NWAFOR, P. I. Effects of Jigsaw Co-operative Instructional Strategy on Senior Secondary Students’ Achievement in Civic Education. The International Journal of Humanities & Social Studies, [S. l.], v. 4, n. 6, 2016. Disponível em: https://internationaljournalcorner.com/index.php/theijhss/article/view/126771. Acesso em: 23 jul. 2024.