论文部分内容阅读
什么是变式教学?在教学中,变式教学指从一道题目出发,通过改变题目的条件、问题或改变题目设计的情景,重新进行讨论的一种教学方法。,“变式”也可以是指对例习题进行变通推广,重新认识.恰当合理的引申能营造一种生动活泼、宽松自由的氛围,开阔学生的视野,激发学生的情趣,有助于培养学生的探索精神和创新意识,并能使学生举一反三、事半功倍.著名的数学教育家波利亚曾形象地指出:“好问题同某种蘑菇有些相像,它们都成堆地生长,找到一个以
What is a variant of teaching? In teaching, variant teaching refers to a problem from a problem, by changing the conditions of the subject, or change the subject design scenarios, a re-discussion of teaching methods. , ”Variant “ can also refer to the examples of exercises to promote flexible, re-understanding. Appropriate and reasonable extension can create a lively, relaxed and free atmosphere, broaden students’ horizons and stimulate student interest, contribute to Cultivate students’ spirit of exploration and innovation, and enable students to learn from the difficulties, the multiplier.Madia, a well-known mathematical educator vividly pointed out: ”good problem with some kind of mushrooms are similar, they are piles of growth, to find a To