DAVIDSON, Dr VINCENT CHUKWUJEKWU, Theresa Obiageli Maduegbunam, Dr Juliana Anayo Odo, Dr Ignatius Ifeanyi Adonu, and Chidi Nathaniel Agbo. 2025. “Effect of STEM Problem-Based Learning on Achievement in Basic Science Among Secondary School Students”. International Journal of Research in STEM Education 7 (1):151-61. https://doi.org/10.33830/ijrse.v7i1.1783.