当前位置:首页>教案>幼儿园教师按AB规律排序_数学_小班_教案+纸面教具(一起来修路+按规律排序)+PPT课件备课图片

幼儿园教师按AB规律排序_数学_小班_教案+纸面教具(一起来修路+按规律排序)+PPT课件备课图片

  • 2026-04-12 16:42:56
幼儿园教师按AB规律排序_数学_小班_教案+纸面教具(一起来修路+按规律排序)+PPT课件备课图片

按AB规律排序

小班 数学

活动目标

l学习将两种物品按ABAB的规律排序。

l在活动中发现和探索简单的排序规律。

活动准备

l课件准备:《按AB规律排序》PPT。

l纸面教具:《按规律排序》《一起来修路》。

l材料准备:固体胶。

活动过程

l分水果,发现排列规律。

出示情境图片“分水果”,引导幼儿通过观察图片发现水果排列规律。

——今天天气真好,河马壮壮邀请小伙伴们来家里做客,看,壮壮还准备了许多水果要分给大家吃,分着分着,壮壮发现水果少了一个,壮壮不知道该拿什么水果补上?小朋友你们能帮帮他吗?

——每个人的位置上都有哪些水果?

——这些水果是怎么摆的?

——最后一个位置要摆什么水果?

l尝试按规律排序。

1.发放纸面教具《按规律排序》,引导幼儿观察规律并用连线的方式完成排序。

——聚会开始啦,可是餐具还没有摆好,小朋友们快来帮帮他们找出餐具摆放的规律。

——餐具摆好了,可以吃小点心了,怎么小点心少了,小朋友们快把缺了的小点心补上。

——今天一天过得真快乐,小伙伴们为了感谢壮壮的请客,每个人都送给壮壮两份礼物。请小朋友们将礼物盒按规律排好。

2.教师操作课件,验证幼儿的答案。

小结:像按照“一个碟子一把叉一个碟子一把叉”“一块蛋糕一块饼干一块蛋糕一块饼干”或者“一个红色礼物盒一个黄色礼物盒一个红色礼物盒一个黄色礼物盒”这样顺序排列的,就叫按ABAB的规律排序。

l动手找规律排序。

1.发放纸面教具《一起来修路》,幼儿动手按规律排序。

——小伙伴们邀请壮壮一起去游乐园玩,可是路坏了,去不了了,请小朋友们按照规律将路修好。

——认真观察图片,在问号的地方画上正确的图形。不要修错路哦。

2.引导幼儿交流分享。

活动延伸

l区域活动

在阅读区,投放按各种规律排序的绘本或图书,巩固幼儿的按规律排序能力。

l家园共育

家长可以下载宝宝巴士APP《宝宝学排序》,在家里和幼儿一起学习,但需注意控制观看手机的时间,保护眼睛。

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  1. CONNECT:[ UseTime:0.001168s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001890s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.002716s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002591s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001779s ]
  6. SELECT * FROM `set` [ RunTime:0.000957s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001554s ]
  8. SELECT * FROM `article` WHERE `id` = 486168 LIMIT 1 [ RunTime:0.005117s ]
  9. UPDATE `article` SET `lasttime` = 1776048830 WHERE `id` = 486168 [ RunTime:0.006046s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000902s ]
  11. SELECT * FROM `article` WHERE `id` < 486168 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.024432s ]
  12. SELECT * FROM `article` WHERE `id` > 486168 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.010494s ]
  13. SELECT * FROM `article` WHERE `id` < 486168 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004503s ]
  14. SELECT * FROM `article` WHERE `id` < 486168 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.060349s ]
  15. SELECT * FROM `article` WHERE `id` < 486168 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.036825s ]
0.391277s