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一次匆忙修改课件,让我“一世英名毁于一旦”

  • 2026-09-20 04:29:42
一次匆忙修改课件,让我“一世英名毁于一旦”
那天上课前,我照惯例温习课件,梳理上课思路,必要时还会调整修改。
一、课前:共建答案有讲究
热身阶段是温习故事中的两个问题以及两个解决方案,然后再用“开端→经过→结局”来概述故事。
前一节课,我是和孩子们一起共建并在白板上板书的,课件上只展示了空白的图表,并没有呈现答案。因为我认为,让学生参与共建才能真正地让学生深度参与学习,其效果要远比用课件呈现答案来得深刻。这是用“学生自己获取知识”替代“老师告知知识”,用“主动学习”替代“被动告知”。
当学生发现其实问题一就是开端,解决方案一、问题二和解决方案二就是经过,他们就像是在寻宝游戏中找到财宝一样兴奋。正如富兰克林所言:Tell me, I will forget. Show me, I may remember. Involve me, I will understand.这个策略在新授阶段非常有效,但同样的活动用在复习阶段,课件呈现答案会更为高效,同时也能为学弱生提供温习的支架。于是,我赶紧在课件上增加起答案来。
二、意外:忙中出错接连来
刚打了几个字,就有同事来找我商量事情,等谈完离上课只有十分钟了。我赶紧“噼里啪啦”一顿码字,然后拷进U盘。热身气氛很好,孩子们对于故事人物、背景、问题等如数家珍,但当我呈现答案时,马上有孩子“咦”了一声,然后叫到:“Miss Sunny, you made a mistake.”我赶紧转身看向屏幕,果然——giva是个什么鬼?我马上为自己的马虎道歉,孩子们善意地笑了起来,有的还调侃说这是个Silly Mistake!所言极是,可不就是我一直提醒孩子们要避免的“愚蠢的错误”吗?我再次道歉并感谢了指出错误的孩子,又奖励了他一颗星。
三、课堂:认错奖励皆教育
这个小插曲就这样平稳地过去了,没想到,没过几秒,随着答案的逐一呈现,还是在这页课件上,孩子们又发现我多打了一个字母h。不用说,肯定是修改时忘记删除了。我再次诚恳道歉、再次给出奖励,孩子们没想到一向严谨的我居然会接连犯错,都笑得不亦乐乎!
同时,在我的奖励刺激下,他们更是个个化身神探,不但在课件上挑刺,还仔细地检查我的现场板书!嘿,还真给他们又找出来一个错误!天哪,一次匆忙的修改,让我一世英名毁于一旦!我内心百感交集:有羞愧,有后悔,也有欣慰,有欢喜……后来,趁孩子们做课堂练习时,我再次郑重感谢帮我指出错误的同学,同时深刻“检讨”犯错的原因——忙中出错。最后,真诚呼吁孩子们一定要把我今天的事例作为反面教材,时刻提醒自己:做事要给自己留足时间,这样才能最大限度地避免粗心错误!孩子们都笑着点头!
四、反思:留足时间少粗心
回头想想,这节课的“翻车”,当然是因为我匆忙。但我也庆幸,自己没有遮掩,没有敷衍,而是道歉、感谢、奖励,把错误变成了课堂里真实的教材。新授时,我坚持让孩子共建,是想让他们“involve”;复习时,我改用课件呈现答案,是想提高复习效率,也想给学弱生一个学习支架。两种做法并不矛盾,只是因时制宜。可无论哪种做法,都提醒我:备课要留足时间,课堂要留有余地。今天,最让我欣慰的是孩子们敢“咦”,敢指出,敢调侃,还敢化身神探去挑刺,说明他们不怕老师犯错,也不怕课堂出错。这样的安全感,比一份完美无错的课件更珍贵。原来,老师也会犯错。而老师如何面对错误,本身就是一堂课。教育不是老师永远正确,而是师生一起真实地学习、坦诚地修正、共同地成长。一次“Silly Mistake”,让我“一世英名毁于一旦”,却也让我和孩子们都记住:留足时间,认真做事;错了就认,认了就改。这,或许比课件上那个标准答案更重要。
三次失败后,我给了那个孩子第四次机会
一支笔的“罗生门”,我这样破局
那些“自找的”麻烦,那些看得见的光——一位班主任的期末手记
班主任手记:有些事,不过问才是尊重
日常里的三堂课
一块饼干里,藏着教育最好的样子
基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000693s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000965s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000416s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000380s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000556s ]
  6. SELECT * FROM `set` [ RunTime:0.000298s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000712s ]
  8. SELECT * FROM `article` WHERE `id` = 530512 LIMIT 1 [ RunTime:0.000394s ]
  9. UPDATE `article` SET `lasttime` = 1789913710 WHERE `id` = 530512 [ RunTime:0.001350s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000316s ]
  11. SELECT * FROM `article` WHERE `id` < 530512 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000398s ]
  12. SELECT * FROM `article` WHERE `id` > 530512 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000369s ]
  13. SELECT * FROM `article` WHERE `id` < 530512 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000611s ]
  14. SELECT * FROM `article` WHERE `id` < 530512 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000572s ]
  15. SELECT * FROM `article` WHERE `id` < 530512 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000562s ]
0.082280s