Opara , M. F. (2013) “ Piagetian 5E Model and Students’ Interest in Chemistry: Facing the Challenges of Global Competitiveness ”, African Journal of Education,Science and Technology (AJEST), 1(1), pp. Pg 100–114. Available at: https://ajest.org/index.php/ajest/article/view/301 (Accessed: 18 May 2026).