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[教例一]5的认识一、借助直观,抽象数5 教学一开始,教师就出示一面国旗。问:这是什么?(国旗)师:对!这面国旗象征着我们伟大的祖国,我们应珍惜它、爱护它。数数看国旗上有几颗小五角星?(4颗)和1颗大五角星合起来有几颗五角星?(5颗)每颗五角星上有几个角?(5个角) 接着出示主题图。问:这幅图上画的是什么?(解放军叔叔在巡逻)师:答得很好!表扬他。(大家边鼓掌边说:“向他学习”!)解放军叔叔为了保卫我国边防在巡逻,我们要向解放军叔叔学习。有几位
[Example 1] 5 understanding First, with the intuitive, abstract number 5 teaching started, the teacher will produce a national flag. Q: What is it? (Flag) Division: Yes! This flag symbolizes our great motherland. We should cherish it and care for it. Count to see how many small five-pointed stars (4) and a large five-pointed star together have a few five-pointed stars? (5) How many corners of each five-pointed star? Theme map. Q: What is drawn on this picture? (Uncle patrolman) Teacher: Well, praise him. (Everyone applauded and said: “Learn from him!”) Uncle People's Liberation Army In order to defend our border guards while patrolling, we have to learn from the PLA Uncle. How many?