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研思复习课堂,赋能结构化成长——小学数学《混合运算》整理与课例研讨

  • 2026-09-19 09:05:08
研思复习课堂,赋能结构化成长——小学数学《混合运算》整理与课例研讨

为落实本学期数学教研组“教学评一体化与 AI 融合导向下单元整体教学”研究主题,深化结构化教学实践,我校数学组开展专题课例研磨研讨活动。本次研讨活动由数学组组长辜婧主持,韩阳老师执教《混合运算》整理与复习研讨课,课后王雪纯教师进行《平均分》说课展示。专家魏汉陵、教师发展中心付莹主任莅临现场专业指导,全体数学教师全程参与听课、研讨交流,共同探索结构化思维培育路径,借力数字化工具助力课堂提质增效。

韩阳老师的《混合运算》整理与复习课,跳出传统复习课“刷题讲题”的固有模式,以思维导图先行,框架建构为主,打造单元整理复习新范式。课前组织学生自主绘制《混合运算》思维导图,课堂上开展生生互评,从框架层次、知识点完整性、例题选用、易错提示、版面设计多个维度点评学生作品。学生在互相借鉴中,自主搭建单元知识框架。

课堂教学分为两大核心板块:梳理运算顺序、复盘解决问题。教师引导学生对算式开展分类探究,厘清同级运算、两级运算、含括号算式的运算规则,借助学生出题、共同辨析的方式巩固算法。在解决问题复习环节,重温“阅读理解→分析解答→回顾反思”解题流程,回顾线段图、枝状思维图等思维工具,巩固分步算式转综合算式“一找二圈三换四检”实操方法。课堂还设计“根据算式创编数学小故事”、购票方案对比、错中求解、运算性质初步感知等探究活动,引导学生由一道题贯通一类题,拒绝机械重复训练,重在思维方法提炼。

课后,韩阳老师结合课堂实际开展深度自我复盘。本节课借助AI课堂分析系统,对课堂提问类型、学生认知层级进行数据化诊断,发现高阶思维提问占比不足的问题。据此课堂增设思维导图互评、算式创编等任务,着力发展学生分析、评价、创造等高阶认知,让数字化观测服务于课堂迭代。同时也坦诚反思,课堂存在内容取舍把控不到位,部分拓展内容挤占核心重点教学时间等不足。

参与研讨的专家魏汉陵与教研组教师也给出精准指导建议:复习课要牢牢抓住运算顺序、综合算式生成这一核心主线,强化“一找二圈三换四检”方法落地;引导学生对照板书完善个人思维导图,完成知识结构化重构;对复杂拓展内容做好取舍,把课堂重心回归单元核心知识;教学中鼓励学生标记运算优先级,夯实运算逻辑。

随后,王雪纯老师进行《平均分》说课展示。她围绕教材解读、学情分析、教学目标、教学流程、评价设计等方面展开说课,立足低段学生认知特点,阐述如何借助操作活动落实“平均分”概念,将教学评一体化理念融入课堂设计,同时分享AI互动工具在概念教学中的融合设想。

专家魏汉陵也给出针对性指导建议:要进一步聚焦概念本质,强化动手操作与语言表达同步推进,让学生在分一分的活动中真正理解“每份同样多”的核心内涵;优化学习任务的层次性,设计梯度化操作活动;把过程性评价嵌入概念形成全过程,用好课堂观察捕捉学生的思维生成;适度用好AI交互工具辅助情境创设与操作模拟,但要避免技术喧宾夺主,服务概念理解本位。

全组教师围绕单元整体教学、学段差异化实施、AI工具课堂应用展开研讨,各位教师各抒己见,碰撞教学智慧。

复习课不是旧知识的简单重复,概念课更要守住思维生长的原点。本次课例与说课研讨,覆盖结构化复习、概念教学不同课型,是单元整体教学、教学评一体化理念的扎实实践,也彰显了AI数字化工具赋能教研评课的价值。我校数学教研组将继续立足课堂主阵地,深耕教学评一体化研究,扎实开展课例研磨、说课研讨、数据诊断、专题研修,持续探索AI与数学课堂深度融合,以研促教,助力学生数学核心素养落地生长。

制作王   域

编辑付   莹、韩   阳

初审钱宏昆

审核邓徐念

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.001048s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001087s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000565s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000524s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000602s ]
  6. SELECT * FROM `set` [ RunTime:0.000274s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001023s ]
  8. SELECT * FROM `article` WHERE `id` = 513610 LIMIT 1 [ RunTime:0.000602s ]
  9. UPDATE `article` SET `lasttime` = 1789835688 WHERE `id` = 513610 [ RunTime:0.001889s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000588s ]
  11. SELECT * FROM `article` WHERE `id` < 513610 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000757s ]
  12. SELECT * FROM `article` WHERE `id` > 513610 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000845s ]
  13. SELECT * FROM `article` WHERE `id` < 513610 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001035s ]
  14. SELECT * FROM `article` WHERE `id` < 513610 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000832s ]
  15. SELECT * FROM `article` WHERE `id` < 513610 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000777s ]
0.143134s