mohamed, A., hafez, O. (1993). 'Using the scouting approach in pre-service science teachers training on some practical skills needed to teach science in the preparatory cycle of basic education and its impact on developing those skills for them', المجلة التربوية لکلية التربية بسوهاج, 8(8), pp. 171-199. doi: 10.21608/edusohag.1993.130730