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听了李淑媛老师的课,一个字“爽”——自然大方、干净利落、很富有感染力。下面我针对李淑媛老师的几个教学片断,谈谈自己的看法。【片断一】:创设具体的、有趣的教学情境,促进学生自主性发展。(创设情境,感知分数)(1)师:两个幼儿园的小朋友遇到了点小难题,你们能帮帮他们吗?(课件:四个苹果、二瓶水、一个蛋糕)师:这些东西怎么分才公平呢?(生答,师课件演示)师:这种分法在数学上叫什么?(平均分)(2)师:那蛋糕只有一个,怎么分呢?(生:从中间对切)从中间对切就是怎么分?(平均分)师:那蛋糕的一半,你想用什么方式来表示?
Listened to the teacher Li Shuyuan class, a word “cool ” - natural and generous, neat, very contagious. Here I directed several pieces of teaching Li Shuyuan, talk about their own views. Piece 1】 【】: the creation of specific and interesting teaching situations, promote the development of student autonomy. (Create a situation, perceived score) (1) division: two kindergarten children encountered a little problem, you can help them? (Courseware: four apples, two bottles of water, a cake) division: how to divide these things How fair is it? (Student’s Answer, Teacher’s Course Demo) Teacher: What is the mathematical mean of this method? (Average) (2) Teacher: There is only one cake. The middle of the cut is how the points? (Average points) Division: That half of the cake, what do you want to express?