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彭水县2020年秋小学数学教研活动在候洪刚老师的主持中开启了为期一天的学习。
","type":1},{"img_height":1800,"img_url":"https://ss-mpvolc.meipian.me/users/18798018/09aa4b2687a76eefcfc0ee620ceaf75a__jpg.heic","img_width":1200,"is_origin":false,"source":0,"text":"黎艺伶老师用一堂课展示“几何直观”在解决问题中的应用。教学中——画图的应用,老师的以生为本,学生的展示都很好诠释小学数学课堂上“几何直观”思想,方法应用,帮助学生更好分析问题,学习数学。老师用“学海无涯图作舟”结束了用“几何直观解决问题”的课堂教学。
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康世刚所长的“几何直观在西师版教材的体现”讲座围绕几何直观在教材中体现的背景,几何直观的内涵与作用,几何直观在各个学习领域的体现,几何直观的教学建议四个方面结合教材进行全面剖析,让小学数学一线教师在教学中找准教学的主线,让所有的教学素材为我们教学服务。特别给我们一线数学老师建议:数学教学一定要双向的,既有结果又有过程。把教育当成一件幸福的事来做,自己也会很幸福。
","type":1},{"img_height":1200,"img_size":288,"img_url":"https://ss-mpvolc.meipian.me/users/18798018/71d485971f20fd92b2e5f82ebf7735bb__jpg.heic","img_width":1200,"is_origin":false,"source":0,"text":"下午张建教研员的“以行启思 化难为易”讲座讲了几何直观在小学数学的意义,几何直观的画图的教学方法,画图法的具体应用。
几何直观的意义教师和学生都知道很重要。学生怎么才能够知道其重要呢?需要学生去体会,感知。
几何直观画图教学方法:要形成画图意识,掌握画图方法,了解画图的种类(1、辅助图与结果图,2、准确图与示意图,3、一般图与特例图)。
画图法的具体应用给出了九种类型,特别指出线段图和分析图是小学阶段数学学习的重要方法。
给我印象最深刻的话:
1、讲座题目就是他想传递给我们的几何直观思想和方法——以形启思,化难为易。
2、培养学生的画图意识不要说教,要让学生去体会,感知。
3、画线段图最重要的是打通“倍”“比差”关系,把隐藏的关系发现出来。
4、小学的一线数学老师在数学教学中要教一类题的数学思想和方法。(这是我们学校教师最重要的作用。)
5、画图解决问题——先画图解决了问题,再去掉图思考。(提出了数学中极限思想)
6、我们要关注不同层次的学生,对优生也要更多关注。
7、数学教学关注的两个方面的事:一是对不对(就是教师要教对,学生要学对),二是好不好(在对的前提下让学生能够找到解决问题最优的方案)。
8、小学一线数学老师一定要让学生养成画图的习惯,帮助他们掌握画图分析的方法。
","type":1},{"source":0,"text":"侯洪刚教研员总结:小学数学老师们把今天学习的思想、方法到我们的教学中去实践,让这些数学思想、方法扎根于我们数学教学。
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","type":1},{"img_height":1800,"img_url":"https://ss-mpvolc.meipian.me/users/18798018/09aa4b2687a76eefcfc0ee620ceaf75a__jpg.heic","img_width":1200,"is_origin":false,"source":0,"text":"黎艺伶老师用一堂课展示“几何直观”在解决问题中的应用。教学中——画图的应用,老师的以生为本,学生的展示都很好诠释小学数学课堂上“几何直观”思想,方法应用,帮助学生更好分析问题,学习数学。老师用“学海无涯图作舟”结束了用“几何直观解决问题”的课堂教学。
","type":1},{"img_height":1800,"img_size":214,"img_url":"https://ss-mpvolc.meipian.me/users/18798018/050b0855b4bdd118dad38371af2d6886__jpg.heic","img_width":1200,"is_origin":false,"source":0,"text":"
康世刚所长的“几何直观在西师版教材的体现”讲座围绕几何直观在教材中体现的背景,几何直观的内涵与作用,几何直观在各个学习领域的体现,几何直观的教学建议四个方面结合教材进行全面剖析,让小学数学一线教师在教学中找准教学的主线,让所有的教学素材为我们教学服务。特别给我们一线数学老师建议:数学教学一定要双向的,既有结果又有过程。把教育当成一件幸福的事来做,自己也会很幸福。
","type":1},{"img_height":1200,"img_size":288,"img_url":"https://ss-mpvolc.meipian.me/users/18798018/71d485971f20fd92b2e5f82ebf7735bb__jpg.heic","img_width":1200,"is_origin":false,"source":0,"text":"下午张建教研员的“以行启思 化难为易”讲座讲了几何直观在小学数学的意义,几何直观的画图的教学方法,画图法的具体应用。
几何直观的意义教师和学生都知道很重要。学生怎么才能够知道其重要呢?需要学生去体会,感知。
几何直观画图教学方法:要形成画图意识,掌握画图方法,了解画图的种类(1、辅助图与结果图,2、准确图与示意图,3、一般图与特例图)。
画图法的具体应用给出了九种类型,特别指出线段图和分析图是小学阶段数学学习的重要方法。
给我印象最深刻的话:
1、讲座题目就是他想传递给我们的几何直观思想和方法——以形启思,化难为易。
2、培养学生的画图意识不要说教,要让学生去体会,感知。
3、画线段图最重要的是打通“倍”“比差”关系,把隐藏的关系发现出来。
4、小学的一线数学老师在数学教学中要教一类题的数学思想和方法。(这是我们学校教师最重要的作用。)
5、画图解决问题——先画图解决了问题,再去掉图思考。(提出了数学中极限思想)
6、我们要关注不同层次的学生,对优生也要更多关注。
7、数学教学关注的两个方面的事:一是对不对(就是教师要教对,学生要学对),二是好不好(在对的前提下让学生能够找到解决问题最优的方案)。
8、小学一线数学老师一定要让学生养成画图的习惯,帮助他们掌握画图分析的方法。
","type":1},{"source":0,"text":"侯洪刚教研员总结:小学数学老师们把今天学习的思想、方法到我们的教学中去实践,让这些数学思想、方法扎根于我们数学教学。
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