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AI赋能数学教具:四下租船问题互动教学工具 -教师人工智能应用“用·创”优秀案例

AI赋能数学教具:四下租船问题互动教学工具 -教师人工智能应用“用·创”优秀案例

老师们还在为讲“应用题”发愁吗?尤其是像这种“租船问题”,学生往往会出现一个典型问题:能列式,但不会选最优方案,也不知道为什么这样最省钱。而这个AI可视化教学工具,可以把整个决策过程直接“演给学生看”。

一、产品简介

本工具是一款面向小学四年级数学教学的互动课件,帮助学生理解"租船问题"中的最优方案选择。通过拖拽操作和方案对比,让学生直观感受如何花最少的钱租到船。

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二、界面布局

顶部区域

  • 待上船:显示当前还未上船的学生人数

  • 总人数:显示题目中的学生总人数

  • 大船/小船卡片:显示船型信息,点击可快速添加船只

  • 计算单价:点击打开单价计算说明

  • 修改题目:点击修改题目参数

  • 讲解知识:点击展开解题步骤讲解

中部区域

  • 学生池:显示待上船的学生头像,可拖拽上船

左下区域

  • 船只停靠区:展示已添加的船只,可拖拽学生上船

右下区域

  • 方案对比:最多支持3个方案的对比

三、功能使用

1. 修改题目

点击右上角"修改题目"按钮,可修改:

  • 总人数

  • 大船人数和租金

  • 小船人数和租金

    修改后点击"确定"即可生效,刷新页面恢复默认值。

    2. 添加船只

    • 点击大船/小船卡片快速添加船只

    • 或在船只停靠区点击"+"按钮添加

    3. 拖拽学生上船

    • 从学生池或船上拖拽学生头像到目标船只

    • 支持触摸操作

      4. 一键坐满

      点击船只上的"一键坐满"按钮,自动从学生池填充该船到满员。

      5. 计算单价

      点击"计算单价"按钮,弹出说明框:

      • 展示大船和小船的人均费用计算

      • 自动语音解说

      • 提示哪种船更划算

      6. 讲解知识

      点击"讲解知识"按钮:

      • 展开解题步骤面板(4个步骤)

      • 自动开始语音讲解所有步骤

      • 可点击具体步骤单独播放

      • 步骤包含:先算单价、优先租便宜的、尽量坐满、调整空座

      7. 方案对比

      • 点击"+新增方案"添加新方案(最多3个)

      • 点击"切换到此方案"查看其他方案

      • 每个方案独立记录船只和学生分配状态

      • 删除方案时点击"删除"按钮

      8. 智能方案

      点击"智能方案"按钮:

      • 自动计算并展示最优租船方案

      • 可一键应用到当前船只

      四、教学建议

      1. 先讲解知识:让学生先通过"讲解知识"了解解题思路

      2. 手动尝试:让学生自己尝试不同的租船方案

      3. 对比讨论:创建多个方案让学生对比哪个更省钱

      4. 验证答案:使用"智能方案"验证学生找到的方案是否最优

      五、注意事项

      • 页面刷新后题目和方案会重置为默认值

      • 语音功能需要浏览器授权音频播放

      • 建议使用电脑或平板进行教学演示

      配套的操作流程简单清晰,支持重复尝试与对比优化,学生不仅学会了计算,更学会了分析与选择。让课堂更有参与感,老师们快来试试吧!这块教具是可以本地化运行的html文件,不需要联网、不需要复杂的部署,直接插入希沃就可以使用,老师如果有赛课需求也可以参考这个进行定制,获奖概率倍增!

      联系赵老师获得技术支持:bj1gk2(备注:教具)

      基本 文件 流程 错误 SQL 调试
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      1. CONNECT:[ UseTime:0.000825s ] mysql:host=127.0.0.1;port=3306;dbname=wenku;charset=utf8mb4
      2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001124s ]
      3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000493s ]
      4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000511s ]
      5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001293s ]
      6. SELECT * FROM `set` [ RunTime:0.000613s ]
      7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001359s ]
      8. SELECT * FROM `article` WHERE `id` = 584139 LIMIT 1 [ RunTime:0.000846s ]
      9. UPDATE `article` SET `lasttime` = 1778151533 WHERE `id` = 584139 [ RunTime:0.007629s ]
      10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000520s ]
      11. SELECT * FROM `article` WHERE `id` < 584139 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000973s ]
      12. SELECT * FROM `article` WHERE `id` > 584139 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000838s ]
      13. SELECT * FROM `article` WHERE `id` < 584139 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001126s ]
      14. SELECT * FROM `article` WHERE `id` < 584139 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001325s ]
      15. SELECT * FROM `article` WHERE `id` < 584139 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001474s ]
      0.150464s