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变式教学是对教学中的问题进行不同角度、不同层次、不同背景的变式,以揭示问题的本质以及知识间的内在联系.通过变式教学,使一题多用、多题重组,常给人以新鲜感,能唤起学生的好奇心与求知欲,能较好地培养学生的创新思维与转化的数学能力.纵观近几年的高考试题,有诸多问题均源自课本例题的变式.例如,2010年浙江高考(理)第19题:一个小球从M处投入,通过管道自上而
Variant teaching is a variant of teaching in different angles, different levels and different backgrounds in order to reveal the essence of the problem and the inherent relationship between the knowledge through the variant teaching, so that a problem with multiple, multiple reorganization, often People with a sense of freshness, can arouse the curiosity and curiosity of students, can better cultivate students’ innovative thinking and transformation ability of mathematics.According to recent college entrance examination examination questions, there are many problems are derived from textbook examples of the variant For example, Zhejiang college entrance examination in 2010 (理) 第 19 题: a ball into the M from the top through the pipeline