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为推进小学数学课堂教学改革,促进全市教师的专业成长,提高小学数学学科的教学质量,2020年临沂市小学数学优质课评比活动在平邑县拉开帷幕。
而我有幸全程参加了本次活动,听了四天这些优秀教师的优质课,从中领略到这些优秀教师的教学风格,深厚的教学功底,让我收获很大,受益匪浅。
","type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvZTA0NjYyMzRhYTZhZDdmZTRhYzk1NTQyNzdiZWU4NTFfX2pwZy5oZWlj/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"source":0,"text":"老师们扎实深厚的基本功,独到的教学设计,充满智慧技巧的问题让我领略到数学独特的美。
","type":1},{"audio_music_id":0,"img_height":5138,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/1605347385964__jpg.heic","img_width":1080,"is_origin":false,"source":1,"splicing_template_id":1007,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvMTYwNTM0NzM4NTk2NF9fanBnLmhlaWM=/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"img_height":540,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/a641db3df81e4fd0bb245b58e13d50c3__jpg.heic","img_width":1170,"is_origin":false,"source":0,"text":"其中印象深刻的是彭老师的《轴对称图形》、马老师的《速度 时间 路程》、王老师的《怎样拼周长最短》、孙老师的《推理》等。
轴对称图形是学生在日常生活中经常看到的现象,是一种基本的图形变换,由于低年级学生的思维以具体形象思维为主,因此在学习抽象的图形知识时,需要借助直观形象的支持,二年级学生的学习能力有差别,学习态度,学习兴趣和学习习惯,也有不同的层次对空间图形的理解水平参差不齐,针对这一实际情况,对不同的学生课时目标也有不同的要求,所以彭老师从学生熟悉的生活剪纸入手,让他们经历操作,观察,想象,交流等活动,注意提高他们的观察能力,想象能力和表达能力,直观感受轴对称的特征,发展他们的空间想象能力。
以剪纸创意来源于生活这一角度,感受现实生活中普遍存在的对称现象,体验到生活中处处有数学发现物体和图形的对称美,从而激发学生对数学学习的积极性。
","type":1},{"audio_music_id":0,"source":0,"subtitle_align":"center","subtitle_color":"#ffffff","subtitle_font_size":"medium","subtitle_style_id":9,"text":"马老师《速度 时间 路程》","type":6},{"audio_music_id":0,"source":0,"text":"为我们呈现了一节充满幽默又富有韵味的课。开场与学生幽默的互动方式,以提醒上课的一些注意事项,看似轻描淡写实则处处体现着马老师的用心。上课以苏炳添的比赛视频引入,把学生的关注点一下子就聚焦到了课堂,通过马老师PK苏炳添、马老师得出比速度的2种形式,并且结合线段图直观告诉学生1分钟行的路程,得出路程÷时间=速度。再由马老师PK神七飞船,让学生注意到时间单位的不同是不能比较速度的。整堂课在欢声笑语中进行,尽显了男老师的课堂魅力。
","type":1},{"audio_music_id":0,"source":0,"subtitle_align":"center","subtitle_color":"#ffffff","subtitle_font_size":"medium","subtitle_style_id":9,"text":"王老师《怎样拼周长最短》","type":6},{"audio_music_id":0,"source":0,"text":"用王羲之的“之”字,以及兰亭集序中的“之”字引入,收集全部的“之”字卡片,由一个卡片的周长是多少,到两个、三个……由小组合作的方法找出怎样拼接“之”字卡片,才能使周长最短,进而让学生切身体会:长和宽越接近,周长越短;长和宽最接近,周长最短。并且在学习新知识的过程之中再次巩固加深了对长方形、正方形的认识。
","type":1},{"audio_music_id":0,"source":0,"subtitle_align":"center","subtitle_color":"#ffffff","subtitle_font_size":"medium","subtitle_style_id":9,"text":"孙老师《推理》","type":6},{"audio_music_id":0,"source":0,"text":"首先出示美人鱼,创设美人鱼的奶奶生病了,只有海龟村的灵芝草能治好她这一教学情境,带上海王送给他的两个锦囊,勇敢的小美人鱼出发了。通过创设情境,提高学生的学习兴趣,让学生在已有经验的基础上进行观察猜想,并根据提示利用关联词,“不是……就是……”,初步进行合情推理。
让学生在独立思考的基础上,主动探索解决问题的策略,学会从众多信息中,先找确定信息,利用排除法,找到结论,掌握用文字描述连线辅助推理。在具体的实际情景中,让孩子找一找,说一说,推一推积累推理经验,丰富推理策略,从而再次经历推理的过程,深刻感悟推理的本质。设计了丰富有序的练习题目,思维训练,层层深入,体验推理的过程,同时进一步培养学生有序全面思考问题的意识及进行数学表达的能力。
","type":1},{"audio_music_id":0,"img_height":1080,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/1605347701137__jpg.heic","img_width":1080,"is_origin":false,"source":1,"splicing_template_id":305,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvMTYwNTM0NzcwMTEzN19fanBnLmhlaWM=/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"source":0,"text":"无论是《集合》、《乘法分配律》、《百分数的意义》,还是《圆的周长》、《圆的认识》、《轴对称图形》、《奇妙的图形》,以及《数的思考》、《数的产生》、《掷一掷》……,都关注了数学思想方法的渗透,凸显了数学思考和解决问题;关注了数学核心素养的落实,丰富了学习过程和活动体验;关注了学生的思维原点,优化了问题设计和学习方法。
教学艺术永无止境,这些课也带给我们很多的思考:如何给学生充分的思考空间和交流时间,突出学生的学……也许,我们需要俯下身子慢慢听、慢慢走,才能看到课堂的最美风景……
","type":1},{"audio_music_id":0,"img_height":702,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/e7d156fa03c83dc485d6a9605d169692__jpg.heic","img_width":1060,"is_origin":false,"source":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvZTdkMTU2ZmEwM2M4M2RjNDg1ZDZhOTYwNWQxNjk2OTJfX2pwZy5oZWlj/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"img_height":400,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/2810f336e5fae11efe0765c1606b87ca__jpg.heic","img_width":400,"is_origin":false,"source":0,"text":"回想这几天的观课历程,内心一直被课堂上的精彩瞬间充盈着,以至于课堂结束还能听到心底发出的赞叹声。会上有太多值得我回味、思考、学习的优秀课例,太多需要我去学习的优秀教师,听他们的课,如沐春风。
数学之路漫漫,且行且进步。积跬步成千里,积小流成江海。我会成长、会进步、会成长为一个合格的人民教师。未来可期!
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而我有幸全程参加了本次活动,听了四天这些优秀教师的优质课,从中领略到这些优秀教师的教学风格,深厚的教学功底,让我收获很大,受益匪浅。
","type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvZTA0NjYyMzRhYTZhZDdmZTRhYzk1NTQyNzdiZWU4NTFfX2pwZy5oZWlj/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"source":0,"text":"老师们扎实深厚的基本功,独到的教学设计,充满智慧技巧的问题让我领略到数学独特的美。
","type":1},{"audio_music_id":0,"img_height":5138,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/1605347385964__jpg.heic","img_width":1080,"is_origin":false,"source":1,"splicing_template_id":1007,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvMTYwNTM0NzM4NTk2NF9fanBnLmhlaWM=/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"img_height":540,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/a641db3df81e4fd0bb245b58e13d50c3__jpg.heic","img_width":1170,"is_origin":false,"source":0,"text":"其中印象深刻的是彭老师的《轴对称图形》、马老师的《速度 时间 路程》、王老师的《怎样拼周长最短》、孙老师的《推理》等。
轴对称图形是学生在日常生活中经常看到的现象,是一种基本的图形变换,由于低年级学生的思维以具体形象思维为主,因此在学习抽象的图形知识时,需要借助直观形象的支持,二年级学生的学习能力有差别,学习态度,学习兴趣和学习习惯,也有不同的层次对空间图形的理解水平参差不齐,针对这一实际情况,对不同的学生课时目标也有不同的要求,所以彭老师从学生熟悉的生活剪纸入手,让他们经历操作,观察,想象,交流等活动,注意提高他们的观察能力,想象能力和表达能力,直观感受轴对称的特征,发展他们的空间想象能力。
以剪纸创意来源于生活这一角度,感受现实生活中普遍存在的对称现象,体验到生活中处处有数学发现物体和图形的对称美,从而激发学生对数学学习的积极性。
","type":1},{"audio_music_id":0,"source":0,"subtitle_align":"center","subtitle_color":"#ffffff","subtitle_font_size":"medium","subtitle_style_id":9,"text":"马老师《速度 时间 路程》","type":6},{"audio_music_id":0,"source":0,"text":"为我们呈现了一节充满幽默又富有韵味的课。开场与学生幽默的互动方式,以提醒上课的一些注意事项,看似轻描淡写实则处处体现着马老师的用心。上课以苏炳添的比赛视频引入,把学生的关注点一下子就聚焦到了课堂,通过马老师PK苏炳添、马老师得出比速度的2种形式,并且结合线段图直观告诉学生1分钟行的路程,得出路程÷时间=速度。再由马老师PK神七飞船,让学生注意到时间单位的不同是不能比较速度的。整堂课在欢声笑语中进行,尽显了男老师的课堂魅力。
","type":1},{"audio_music_id":0,"source":0,"subtitle_align":"center","subtitle_color":"#ffffff","subtitle_font_size":"medium","subtitle_style_id":9,"text":"王老师《怎样拼周长最短》","type":6},{"audio_music_id":0,"source":0,"text":"用王羲之的“之”字,以及兰亭集序中的“之”字引入,收集全部的“之”字卡片,由一个卡片的周长是多少,到两个、三个……由小组合作的方法找出怎样拼接“之”字卡片,才能使周长最短,进而让学生切身体会:长和宽越接近,周长越短;长和宽最接近,周长最短。并且在学习新知识的过程之中再次巩固加深了对长方形、正方形的认识。
","type":1},{"audio_music_id":0,"source":0,"subtitle_align":"center","subtitle_color":"#ffffff","subtitle_font_size":"medium","subtitle_style_id":9,"text":"孙老师《推理》","type":6},{"audio_music_id":0,"source":0,"text":"首先出示美人鱼,创设美人鱼的奶奶生病了,只有海龟村的灵芝草能治好她这一教学情境,带上海王送给他的两个锦囊,勇敢的小美人鱼出发了。通过创设情境,提高学生的学习兴趣,让学生在已有经验的基础上进行观察猜想,并根据提示利用关联词,“不是……就是……”,初步进行合情推理。
让学生在独立思考的基础上,主动探索解决问题的策略,学会从众多信息中,先找确定信息,利用排除法,找到结论,掌握用文字描述连线辅助推理。在具体的实际情景中,让孩子找一找,说一说,推一推积累推理经验,丰富推理策略,从而再次经历推理的过程,深刻感悟推理的本质。设计了丰富有序的练习题目,思维训练,层层深入,体验推理的过程,同时进一步培养学生有序全面思考问题的意识及进行数学表达的能力。
","type":1},{"audio_music_id":0,"img_height":1080,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/1605347701137__jpg.heic","img_width":1080,"is_origin":false,"source":1,"splicing_template_id":305,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvMTYwNTM0NzcwMTEzN19fanBnLmhlaWM=/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"source":0,"text":"无论是《集合》、《乘法分配律》、《百分数的意义》,还是《圆的周长》、《圆的认识》、《轴对称图形》、《奇妙的图形》,以及《数的思考》、《数的产生》、《掷一掷》……,都关注了数学思想方法的渗透,凸显了数学思考和解决问题;关注了数学核心素养的落实,丰富了学习过程和活动体验;关注了学生的思维原点,优化了问题设计和学习方法。
教学艺术永无止境,这些课也带给我们很多的思考:如何给学生充分的思考空间和交流时间,突出学生的学……也许,我们需要俯下身子慢慢听、慢慢走,才能看到课堂的最美风景……
","type":1},{"audio_music_id":0,"img_height":702,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/e7d156fa03c83dc485d6a9605d169692__jpg.heic","img_width":1060,"is_origin":false,"source":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvZTdkMTU2ZmEwM2M4M2RjNDg1ZDZhOTYwNWQxNjk2OTJfX2pwZy5oZWlj/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"img_height":400,"img_url":"https://ss-mpvolc.meipian.me/users/59356859/2810f336e5fae11efe0765c1606b87ca__jpg.heic","img_width":400,"is_origin":false,"source":0,"text":"回想这几天的观课历程,内心一直被课堂上的精彩瞬间充盈着,以至于课堂结束还能听到心底发出的赞叹声。会上有太多值得我回味、思考、学习的优秀课例,太多需要我去学习的优秀教师,听他们的课,如沐春风。
数学之路漫漫,且行且进步。积跬步成千里,积小流成江海。我会成长、会进步、会成长为一个合格的人民教师。未来可期!
","type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNTkzNTY4NTkvMjgxMGYzMzZlNWZhZTExZWZlMDc2NWMxNjA2Yjg3Y2FfX2pwZy5oZWlj/nickname/5byg6ZKK5rO3/userid/NTkzNTY4NTk=/sign/a26809cd5829c3670fb071a95e9cc037"},{"audio_music_id":0,"source":0,"text":"编辑:张钊泷
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