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幼儿园教师大班科学:鸟语花香教案+PPT课件备课图片

  • 2026-06-15 17:57:37
幼儿园教师大班科学:鸟语花香教案+PPT课件备课图片

大班科学活动:鸟语花香

活动目标

  1、幼儿通过合作交流学习7的分解与组成,感知数的分和的有序性。

  2、在自主探索与合作交流中共同学习、发展,充分体验小组互助、合作学习的快乐。

  3、培养比较和判断的能力。

  4、培养尝试精神,发展幼儿思维的敏捷性、逻辑性。

  5、积极与材料互动,体验数学活动的乐趣。

活动准备

  1、不同大小、颜色、形状的西瓜、桃子的图片若干,不同种类的拼插玩具和废旧材料。

  2、音乐磁带:《我的朋友在哪里》

  3、颜色或图案不同的数字1—6的卡片。

  4、7的分和式记录表。

活动过程

  一、情境创设

  1、拍手游戏:教师采用问答的方式与幼儿一起复习6的组成。

  师:嗨嗨,我的1球碰几球?

  幼儿:嗨嗨,你的1球碰5球。

  2、每组组长自报家门,教师为每组贴上相应的羊羊贴画。

  3、师:我们每只羊羊队的小朋友都很好,今天老师还特别为你们请来了一个朋友(出示数字7),让数字7作裁判,评判出究竟是哪只羊羊队取得最后的胜利。

  二、羊羊大战

  1、数字7裁判为我们每只羊羊队的小朋友都准备了7件物品。(出示西瓜、桃子、拼插玩具和一些废旧材料),但是数字7可给你们提要求了:

  (1)请每组幼儿拿到7件物品后不要乱动,先观察这些物品有哪些相同和不同之处,再把这些物品分成俩份,并说出你分的依据是什么?转动脑筋,看看哪组分得方法多?

  (2)分完后要把你分的结果填写到记录表上。

  2、幼儿分组合作进行分解、记录,教师巡视并作个别指导。

  喜羊羊队材料:桃子图片;

  美羊羊队材料:西瓜图片;

  沸羊羊队材料:金鱼图片;

  懒羊羊队材料:拼插玩具;

  暖羊羊队材料:奶盒和奶瓶;

  慢羊羊队材料:各种纸盒(牙膏盒、药盒、烟盒)。等等

  3、幼儿汇报

  美羊羊队:老师,我们组按西瓜的大小把7分成了1和6.

  喜羊羊队:我们组按桃子的种类把7分成了2和5.

  暖羊羊队:我门组的材料都是关于奶的饮料,按盒子的和瓶子的把7分成了3和4;

  4、教师小结。

  引导幼儿归纳7的分解方法有多少种。

  5、数字7裁判评出优胜奖,给予鼓励。

  三、游戏:我的朋友在哪里

  1、教师发给每位幼儿一张数字卡片。

  2、找朋友。

  音乐《我的朋友在哪里》,幼儿手拿数字卡片边唱边找自己的好朋友。

  3、幼儿互相检查,找到的朋友对不对。

  4、汇报。

  我是草莓3,我是草莓4,我们合起来是数字7,我们俩是好朋友。(俩个好朋友互相抱抱)

  四、延伸

  我们学习了数字2—7的分解,也知道他们的分解方法有多种,请幼儿回家自己探索8的分解方法有多少种,你能找到怎样的规律。

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  1. CONNECT:[ UseTime:0.000471s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000575s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000880s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000630s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000498s ]
  6. SELECT * FROM `set` [ RunTime:0.000272s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000564s ]
  8. SELECT * FROM `article` WHERE `id` = 503484 LIMIT 1 [ RunTime:0.000979s ]
  9. UPDATE `article` SET `lasttime` = 1782698580 WHERE `id` = 503484 [ RunTime:0.003352s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000244s ]
  11. SELECT * FROM `article` WHERE `id` < 503484 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000559s ]
  12. SELECT * FROM `article` WHERE `id` > 503484 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000413s ]
  13. SELECT * FROM `article` WHERE `id` < 503484 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000663s ]
  14. SELECT * FROM `article` WHERE `id` < 503484 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001686s ]
  15. SELECT * FROM `article` WHERE `id` < 503484 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003077s ]
0.106662s