“Effects of Scaffolding and Jigsaw Instructional Strategies on Students’ Achievement in Mole Concept by Gender in Nasarawa State, Nigeria” (2026) Fulafia Journal of Science Education, 3(1), pp. 101–118. Available at: https://fuljosed.com.ng/index.php/fuljosed/article/view/11 (Accessed: 14 August 2026).