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【AI 数学小工具】“认识人民币”教学工具

【AI 数学小工具】“认识人民币”教学工具

      小学数学的抽象概念常让孩子望而却步,单纯课本讲解与机械练习难以契合小学生“具象思维为主”的认知特点。基于建构主义学习理论,我们打造了系列 AI 数学交互式教具——以可视化演示拆解抽象逻辑,用游戏化互动激活主动探索,靠阶梯式难度适配认知进阶,将知识点转化为可操作、可感知的实践场景。既适配课堂新知讲解,也满足课后练习、家长辅导需求,让孩子在动手实践中建构数学思维,轻松攻克学习难点,爱上数学!

1

本期内容

一年级下册

“认识人民币”教学工具

2

问题提出

      在实际的一年级数学教学中,我发现“认识人民币”这一章节的教学存在三个显著问题:

      1.实物教学资源有限且易损耗:

      虽然可以使用仿真人民币,但在班级授课中,学具容易丢失、损坏,且反复“模拟买卖”时,找零和计算过程难以被系统记录,老师很难在课堂上即时捕捉每个学生的理解难点。

      2.真实货币的使用场景在“退化”:

      随着移动支付的普及(微信/支付宝),现在的孩子对纸币、硬币的触感与使用经验极度匮乏。很多孩子知道“手机扫一扫”就能买东西,但对于“1元=10角”、“5角+5角=1元”这种具象的换算逻辑感到抽象且枯燥。

      3.单一练习容易陷入“机械刷题”:

      传统的纸质练习册往往是静态的图片,缺乏互动感和成就感。孩子很难体会到“凑出正好钱数”那种解决问题的喜悦,容易产生畏难情绪。

      基于以上,我决定制作《欢乐钱币屋》,旨在将抽象的货币单位换算转化为“看得见、点得着、玩得懂”的游戏化交互体验。

3

教具开发

1.借助DeepSeek开发交互式教学工具,将人民币组合支付转化为可视化动态模拟:学生点击真实纸币/硬币即可累加面额、实时计算总额,直观理解"元角进制关系"与"等值替换",突破抽象单位换算的记忆难点。

2.支持多种面额组合自定义(如1元、5元、10元、1角、5角),让学生探索不同价格商品的支付方案,归纳出"不同面额组合可凑出相同金额"的规律,培养发散思维与知识迁移能力。

3.适配多元教学场景:教师可演示多种凑钱策略、学生可自主尝试组合支付、家长可辅助解析计算过程,全面覆盖课堂演示、自主探索、家庭辅导等教学需求。

4

演示视频

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5

适用场景

1.课堂集中教学:教师大屏演示,随机抽学生上台组合练习。

2.小组合作探究:每组一台平板,轮流操作,比拼正确率和速度。

3.课后家庭练习:家长陪同孩子在家完成“买商品”任务,巩固元角换算。

4.特殊教育支持:可视化钱币+实时反馈,适合数学学习困难学生。

6

工具支持

兼容主流浏览器(Chrome、Edge、Firefox等),无需额外插件,打开即可使用。

7

下载链接

https://pan.baidu.com/s/1ByCuvUFXFSa3vkxEiB8yQA?pwd=kytj 

提取码: kytj

8

开发作者

唐毓麟,湘江新区博才阳光实验小学数学教师、总务主任,中小学一级教师。曾获长沙市小学数学优秀教研工作者、区优秀共产党员、教学研究工作先进个人、教学能手等荣誉称号,曾参与长沙市小学数学讲题比赛荣获一等奖,多次参加小学数学课堂教学竞赛荣获市二等奖、区一等奖。

    编辑:尹倩文    

审核:林阿龙

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.001065s ] mysql:host=127.0.0.1;port=3306;dbname=wenku;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001684s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.001976s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000726s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001329s ]
  6. SELECT * FROM `set` [ RunTime:0.000600s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001484s ]
  8. SELECT * FROM `article` WHERE `id` = 662040 LIMIT 1 [ RunTime:0.015153s ]
  9. UPDATE `article` SET `lasttime` = 1779606729 WHERE `id` = 662040 [ RunTime:0.013232s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000716s ]
  11. SELECT * FROM `article` WHERE `id` < 662040 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001347s ]
  12. SELECT * FROM `article` WHERE `id` > 662040 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.006014s ]
  13. SELECT * FROM `article` WHERE `id` < 662040 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001509s ]
  14. SELECT * FROM `article` WHERE `id` < 662040 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000643s ]
  15. SELECT * FROM `article` WHERE `id` < 662040 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000933s ]
0.227462s