ahmed yehia abd el-naby, A., عبدالكريم نبهان, Ù., عبدالسلام علام, Ù. (2024). 'Effectiveness of (K.W.L) strategy on learning some crawl swimming skills for people with learning difficulties', Benha Journal of Humanities Sciences, 3(4), pp. 779-864. doi: 10.21608/bjhs.2024.323339.1313