Etiubon, R.U., Etiubon, A.H. and Akpan, I.W. (2021) “Computer Tutorials and Drill-Practice Strategies on Senior Science Students’ Academic Achievement on Energy Transformation in Nature, Uyo, Nigeria”, International Journal for Innovation Education and Research, 9(7), pp. 387–401. doi:10.31686/ijier.vol9.iss7.3230.