Samuel A. Bekalo, Alasdair G. Welford. Practical Activity in Ethiopian Secondary Physical Sciences: Implications for Policy and Practice of the Match between the Intended and Implemented Curriculum. EJE [Internet]. 2000Dec.1 [cited 2025Jan.22];20(2):91-133. Available from: http://213.55.95.79/index.php/EJE/article/view/11141