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在解题教学中,有些教师总是演示“成功”,教师的解题思路方法一想就正确、巧妙;教师从不展示“失败”,从不展示在解题思路和方法碰壁时怎么办.长此以往,学生的独立解题能力得不到提高,而且对巧解有一种神秘感.其实,许多问题的巧解可以在反思通解的过程中产生,教师若能引导学生
In the problem-solving teaching, some teachers always demonstrate “success”, and the teacher’s thoughts and methods for solving problems are correct and ingenious; teachers never show “failure”, and never show how to solve problems and methods when they solve problems. Over time, students’ ability to solve problems independently does not improve, and there is a mystery about cleverness. In fact, the intricacies of many problems can be generated in the process of reflecting on general solutions. Teachers can guide students if they are