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教学反思,又称反思性教学,是教师着眼于自己的教学活动过程,把自己作为研究对象,研究自己的教学观念,分析自己的教学行为、决策以及所产生结果的过程,以不断更新教学观念,改善教学行为,提升教学水平,提高教学质量.《新课程标准》指出:“人们在学习数学和运用数学解决问题时,不断地经历直观感知,……反思与建构等思维过程,这些过程是数学思维能力的具体体现,有助于学生对客观事物中蕴涵的数学模式进行思考和做出判断.”荷兰著名数学家弗赖登塔尔曾指出,
Reflective teaching, also known as reflective teaching, is a process in which teachers focus on their own teaching activities, regard themselves as research objects, study their own teaching concepts, analyze their own teaching behaviors, decision-making and the resulting results so as to continuously update their teaching concepts , Improve teaching behavior, improve teaching level and improve teaching quality.New Curriculum Standards states: “When people are learning mathematics and using mathematics to solve problems, they constantly experience the process of intuition, reflection and construction, etc. These processes Is a concrete manifestation of mathematical thinking ability and helps students to think and make judgments on the mathematical models contained in objective things. ”Freudenthal, a famous Dutch mathematician, once pointed out: