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课下如何复习

  • 2026-10-18 03:31:55
课下如何复习

昨天我家老二放学回来,书包往椅子上一放,先喝水,再上厕所,磨蹭完坐下写作业,翻开本子第一题就卡住了。我凑过去一看,那道题老师课上明明讲过。她嘟囔一句:老师讲的时候我听懂了啊。

这话很多孩子都说过,很多大人也信了。可懂了,不等于记住了。

遗忘是有规律的,随着记忆的开始,遗忘也就开始了,就像海边的潮水,不停地冲刷岸边的脚印。科学统计表明,识记后20分钟,遗忘的比例将达到42%以上。也就是说,孩子课上听懂的那些内容,放学走到家,已经丢掉将近一半。如果间隔时间再长,等忘得差不多了再复习,那将等于重新学习,效率很低。

俄国著名教育心理学家乌申斯基说过:我们应当巩固建筑物,而不要在建筑物倒塌之后才去修补。

一、先合上书,把今天的内容放一遍电影

书里给的第一招叫回忆再现:不急着动笔,先闭上眼睛,静静地把老师当天讲的内容像过电影一样回忆一遍,看看自己能回忆出多少,再跟课本和笔记作比较。

能回忆出大部分内容,说明上课的效果挺好;回忆不出来什么,就要警惕,赶紧找原因。回忆不出来的地方,正是孩子还没弄懂的地方。回忆的过程,等于把当天的新知识重新打上一遍印记。

我在辅导班试过这个办法。让孩子写作业之前先给我讲一遍今天学了什么,讲得出来的,作业写得又快又对;讲不出来的,我再陪他重新翻书,弄懂了再动笔。这比盯着他改错题省劲多了。回忆不理想,就有必要换一种复习方式。

二、再读教材,把粗的读成细的

很多孩子不读课本,觉得课本太简单,做完题就合上了。其实课本是经过专家精心组织的知识,预习时是粗读,听讲时把重点听懂,复习时再读就是精读,会发现自己原来没注意或没弄懂的地方。同一本书,三遍读出三样东西。

学习有个规律:我们总是先看到大的方面,微小的地方只有在对大的方面有所了解后,才会发现它们的存在。如果预习是粗略,听讲是把重点弄懂,那复习就是查漏补缺。有的孩子做练习时经常出小错,就是漏了注意小地方。所以可以趁着复习的机会,把主要精力放在细节上,最好读一读笔记,做些圈点。

三、整理笔记,把乱的理顺

记笔记的目的是把握重点,关键还在方便复习。课堂上时间紧,笔记往往潦草凌乱。复习阶段,整理笔记是必要的一环:对照自己的回忆和对教材的理解,把记得不准、不齐全的地方补上。

整理不求面面俱到,关键是孩子自己能看懂,能借助笔记快速有效地把握所学知识。整理笔记是一件起着连接作用的事情,一边连着课堂上听懂的,一边连着将来要考的,把线理清楚、重点突出、内容简要,既利于当下,也利于将来更高层次的复习。

四、及时,比方法更要紧

有的同学也复习,但效果不明显,原因之一就是没有及时复习。隔了一个星期再翻书,跟重新学一遍差不多。方式可以自己选:回忆再现也好,再读教材也好,整理笔记也好,根据熟练程度和教材的特点来定。但时间点不能拖,当天的功课当天巩固。

今晚孩子放学回来,先别催作业。让她闭上眼,把今天数学这节课放一遍电影,放完了再讲给你听。她能讲出来,这一天的课就没白上;讲不出来,翻书补上那一段,再动笔也不迟。就这么几分钟的事,不用报班,不用加题。

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