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在世界上许多地方,在学生当中,认为理科难学的看法是普遍的。在非洲这种看法甚至也许更多。但是,理科为什么被认为困难的呢?问题是在于教学方法呢?是在于教学内容或大多数学生仅仅是不能理解这个学科呢? 化学是被认为特别困难的一门学科。然而,它对许多基于科学的职业来说,却是一门必需的学科,并因而拨大量的甚至是大学阶段的学科学的学生所学习。例如,内罗毕大学的经验
In many places in the world, among students, the view that science is difficult to learn is universal. In Africa this view may even be more. However, why is science considered difficult? The problem lies in the teaching methods. Is the teaching content or the majority of students simply cannot understand the subject? Chemistry is a discipline that is considered to be particularly difficult. However, it is an essential subject for many science-based careers, and it therefore teaches a large number of students who are even university science students. For example, the experience of the University of Nairobi