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【案例1】吴正宪“相遇问题”教学片断课前谈话,吴老师发现孩子们有些胆怯。于是,临时调整教学设计。师:上课前,老师想请一个同学先到讲台前来溜达溜达,有人愿意吗?生:我愿意!师:你是一个大胆的孩子!(生在讲台前来回走了两圈)你想给他提一个数学问题吗?生1:我想问他走了几分钟?师:这是一个关于什么的数学问题?生1:这是一个关于时间的问题。师:谁还能提其他的数学问题?
[Case 1] Wu Zhengxian “Encounter problems ” piece of the lesson talk, Wu found the children a little timid. So, temporarily adjust the teaching design. Teacher: Before class, the teacher would like to ask a classmate to go to the podium before walking and strolling, is anyone willing? Health: I am willing! Teacher: You are a bold child! He asked a question of mathematics Health 1: I want to ask him a few minutes walk Teacher: This is a mathematical problem about what Health 1: This is a question about time. Teacher: Who can mention other math problems?