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为提高课堂教学导入的实效性,在教学实践中,我做了以下的一些尝试。一、学科融合巧导入在教学北师大版第九册“摸球游戏”(也就是用分数表示可能性的大小)时,上课伊始,老师说:同学们,上课之前我们先来猜几个成语好吗?老师说一半,请你说另一半:平分_____、十拿_____、大海_____、百发_____、海底_____。学生很快说出后,师问:大家能不能运用我们学过的数学知识,根据事件发生的可能
In order to improve the effectiveness of the introduction of classroom teaching, in the teaching practice, I made the following attempts. First, the integration of science Qiao into the teaching of the Beijing Normal University version of the ninth book “touch the ball game ” (that is, the possibility of using the size of the score), the beginning of the class, the teacher said: classmates, we must first guess before class A few idioms alright? The teacher said half, please say the other half: bisect _____, ten take _____, the sea _____, hundred hair _____, seabed _____. Students soon after the teacher asked: Can we use the mathematical knowledge we have learned, according to the incident may occur