Unodiaku, Stanislus Sochima. “Effect of Mathematics Practical Work Instructional Approach on Mathematics Performance and Retention of Secondary School Students”. Journal of Education and Vocational Research 11, no. 2(V) (March 8, 2021): 1–11. Accessed October 25, 2026. https://amhinternational.com/jevr/article/view/4619-effect-of-mathematics-practical-work-instructional-approach-on-mathematics-performance-and-retention-of-secondary-school-students.