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一、现象分析“十几减9”是小学一年级退位减法的起始课,教学的重、难点在于学习“十几减9”的计算方法。课上,我安排了让学生通过摆小棒说说是怎样从13里去掉9的。奇怪的是,许多学生看着小棒的那种表情好象认为那是多余的东西。怎么启发,似乎都调动不了他们探究的欲望。是谁剥夺了孩子探究的欲望呢?很想弄明白这个问题,课后我反复猜想和琢磨,试图能挖掘这个问题的本质根源。1.学情调查。上完这节课后我进行了调查。结果在调查的47名学生中,有25名学生的家长进行过课前辅导。可以
First, the phenomenon analysis “Less than a few 9 ” is the first grade of primary school absenteeism subtraction method, the teaching of heavy, the difficulty lies in learning “more than a dozen minus 9 ” calculation method. During the class, I arranged for the students to talk about how to get rid of 9 from 13 by putting a stick. Curiously, the kind of look many students look at the stick seems to think it’s superfluous. How inspiring, seem to be unable to mobilize their desire to explore. Who deprived children of the desire to explore it? Very much like to understand this issue, after class, I repeatedly guess and pondering, trying to tap the root causes of this problem. 1 academic survey. After finishing this class I conducted a survey. Results Of the 47 students surveyed, 25 of the parents of the students conducted pre-class counseling. can