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「怎么又复习?新东西呢」——新教材这个被家长嫌慢的板块,正补孩子最缺的那块

  • 2026-10-13 05:36:06
「怎么又复习?新东西呢」——新教材这个被家长嫌慢的板块,正补孩子最缺的那块

昨晚有位妈妈发来一张照片。是四年级上册数学书某一页。我们用的西师版,每个单元末尾都留了这么一页。她用红笔圈着,发了句语音:「怎么又复习?新东西呢?这一周光看见他翻前面,学校是不是进度慢了?」

我把这页拍下来看了。这页不是偷懒。是新教材特意留在单元末尾的「复习与关联」板块(培训里管它叫这名字)。它的任务不是教新题,是把这一个单元、甚至前面几册学过的内容,重新连一遍。

你看见的是「没进度」,我看见的是「织网」。

农村的孩子,家里多半没人帮他串。我班上三十几个,留守儿童占了一小半。城里孩子好歹有家长陪读、有课外班把知识再串一遍,我们农村的孩子,这道「往回连」的工序,基本只发生在学校的这一页上。所以我每次带他们做这个板块,都格外慢——慢不是浪费,是把之前两年散着的玉米粒,一颗一颗找回来、摆回原来的堆里。你在家要是也跳过它,这根绳就真断了。

孩子脑子里的玉米粒,是一颗颗散的。

小宇(化名)上学期单元测试,单列题全对:乘法口诀背得溜,两位数乘一位数算得准。比如 23×4 他算得又快又对,23×40 末尾添个 0 也没错。可让他讲「23×40 其实就是 4 个 23×10,和前面的口诀是一家人」,他就愣住——算式都会,关系说不出。一到那道「把两位数乘两位数和之前学过的口算连起来说一说」的题,他笔停住了。

你以为是粗心?不是。他不是不会算,是不会「连」。脑子里是一颗颗散玉米粒,没串成串——缺的是「关联」这根绳子。

这根藤从二年级就铺好了。二上乘法口诀、二下平均分、三上两位数乘一位数、四上两位数乘两位数,是一条线。中间还卡着几个几、位值这些「坎」。平时一道一道练,孩子觉得都会;可一旦要说出「它们是一家」,就卡——这正是复习板块要补的断点。

你回家常做的,恰好是反的。

我见过太多家长,翻到复习页就说「这页简单,过」,然后催:「今天学了啥新题?」把往前冲当成正经学。新教材弱化的正是「往前冲」,强化的正是「往回连」。

我的习惯相反。孩子学完一个单元,我不问新题,问一句:「这单元和上周学的,接上了吗?」接不上,就抓把玉米粒:每学一个点摆一小堆,最后拿绳子把几堆系一起,告诉他「这几堆是一家的」。绳子系紧了,知识才不散。

三件慢下来的事,今晚就能做。

第一件,玉米粒打结。一个单元学完,按学的点分几小堆,用绳子系成一串。不用写,系给你看就行。

第二件,周末十分钟,让孩子当小老师,用一句话把这一单元串给你听。卡住说不下去的地方,就是他的断点——你记下来,周一我课上正好接。

第三件,看见「复习」那页别烦。陪他慢慢把前面两单元翻一遍。翻的时候顺手问一句「这个 4 在个位还是十位」。位值这种老坎,往往就在复习时一起补上了。这比多做三页新题管用。家里没有玉米粒,火柴棍当连线、石子当小堆,一样。

上周五,那位嫌复习慢的妈妈又发来语音。小宇把四堆玉米粒用绳子系成一串,举着冲镜头:「妈,这一串就是这一个单元。」她没多说,回了个咧嘴笑的表情。后来她在群里讲,现在每晚不再是催着做新题,而是听孩子用绳子比划「这一堆接那一堆」,慢慢就把前面学过的接上了。

我一点不意外。能亲手把知识系成串的孩子,比刷十套卷子都踏实。

往期精选

· 「AI进课堂」刷屏:我教了20年,反倒劝你别急着给孩子买学习机

· 「妈妈,这题老师还没教过」——你翻出来的旧练习册,正把新教材的序打乱

· 「家长别改作业了」——政策松了绑,可你别听成“撒手不管”

(在公众号内搜标题看全文)

📎 需要可打印的教案或练习?进公众号后台回复「教案」「每日一题」「错题本」任一关键词,自动领配套资料。

关注并星标「课内数外」:每天早 8:30 一道家长能直接用的数学题、晚 5:00 一道教学实证,设为星标后更新直接进订阅号置顶,不漏看。

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0.109955s