Ogala, A. Egwu, O. Chukwu Chukwuma, H. Dalhatu Aliyu, and Diana Inusa. “Prognosis of Project-Based Instructional Package on Public Secondary School students’ Academic Achievement in Economics in Ebonyi State, Nigeria”. Kashere Journal of Education 3, no. 2 (March 1, 2023): 48–58. Accessed March 15, 2026. https://journals.fukashere.edu.ng/index.php/kje/article/view/1011.