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为进一步推进基于课程标准的教学改进行动,12月13日晚世纪小学数学团队在智慧教室举行了“大概念”统领下的“大单元”主题教研活动,全体数学老师参加了本次教研活动。此次活动旨在通过将小学各年级段相关数学知识,进行纵横向梳理,打通和理清各年级前联后挂知识脉络,建构清晰可测的学科体系架构,让教师更好地把握知识脉络将数学学习与生活有效融合,从学生生活与实际经验出发实施指导和开展学习活动,提升学科综合素养能力,从而提高教师立足数学核心素养灵活驾驭把握知识、培养和提升学生素养能力。
","type":1},{"audio_music_id":0,"source":0,"text":"本次主题教研活动的研究方向分如下两个阶段:第一阶段是通过梳理知识体系建构,弄清楚学生要学什么,学到什么程度; 第二阶段是梳理学习活动与方法建构,研究怎么学,明确具体的学习策略。
","type":1},{"audio_music_id":0,"img_height":638,"img_size":119,"img_url":"https://ss-mpvolc.meipian.me/users/43392357/dcd3a23af6262722d0372c48983e00e4__jpg.heic","img_width":1200,"is_origin":false,"source":0,"type":1},{"audio_music_id":0,"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/43392357/511c299ff458d205d9bb27123ac35378__jpg.heic","img_width":1200,"is_origin":false,"source":0,"text":"本次数学教研活动按照名师引领、分组教研两大流程有序开展。首先由各年级教研组长结合本年级图形教学内容,深挖教材,从教学目标的确定、评价任务的设计、教学活动的实施进行了展示。
","type":1},{"audio_music_id":0,"source":0,"subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"名师引领","type":6},{"audio_music_id":0,"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/43392357/51ac728637ca4c23a399fb640e074e84__jpg.heic","img_width":1200,"is_origin":false,"source":0,"type":1},{"audio_music_id":0,"source":0,"text":"一年级由黄慧老师老师进行汇报:一年级认识图形是“空间与图形”领域的起始。在学生已有“摆积木”“拼搭”的基础上,会经常接触到长方体、正方体、圆柱和球等。从学生对立体图形的生活经验感知出发,进行立体图形的学习,进一步抽象,形成简单的几何概念,发展初步的空间观念,加强对各种形体的直观感知,积累大量的感性知识,为今后学习“空间与图形”打下良好的基础。一年级立体和平面图形需达成的学习目标是:通过拼、摆、摸、滚等操作,认识长方体、正方体、圆柱和球、长方形、正方形、圆形、平行四边形和三角形。能说出每个物体的名字,会辨认和区分这几种形状的物体和图形。能从立体图形上找到平面图形。
","type":1},{"audio_music_id":0,"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/43392357/324d13fbca81723f37382aeeb915e84a__jpg.heic","img_width":1200,"is_origin":false,"source":0,"type":1},{"audio_music_id":0,"source":0,"text":"二年级王佳老师进行汇报:二年级从最常见的平面图形角和长方形正方形入手,初步探究图形的特点。角与长方形、正方形生活中无处不在,虽然学生没有形成正确的概念,但都能够初步辨认出生活中的图形,对平面图形有一些朦胧的认识。在教学过程中,要充分利用学生已有的知识经验,引导学生经历从具体的实物中抽象出平面图形的过程。通过学习,需达成的学习目标是:认识角并能分清楚生活中的角和数学上的角;知道角是一个平面图形以及角各部分的名称 ;知道角的分类,说出锐角、钝角与直角的关系,会判断。 能说出长方形和正方形特点,了解什么是四边形、五边形、六边形等多边形;能利用多种图形进行组成拼组成新的图形、图画。
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","type":1},{"audio_music_id":0,"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/43392357/0741a1cdc0c40521ec8b1ab46c928358__jpg.heic","img_width":1200,"is_origin":false,"source":0,"type":1},{"audio_music_id":0,"source":0,"text":"四年级由姜淑静老师进行汇报:四年级的认识图形是在学生已经学习了线段,初步认识角,学习了锐角、钝角、直角的基础上学习的,也是后面学习位置关系和平面几何、立体几何的重要基础。需达成的学习目标是:认识角并能说出什么是角;知道角的特征和角的分类; 能说出什么是三角形、平行四边形、梯形以及图形的高, 三角形进行分类并能说明白分类的标准;能说清楚三角形三边的关系,知道什么是三角形的内角和。
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","type":1},{"audio_music_id":0,"source":0,"text":"通过“大概念”统领下的“大单元教学”研讨——空间与图形主题教研,能够让老师们打通各年级知识脉络,构建完整的知识体系。也能让各位教师在进行本年级知识学习时,知道学生已有的知识基础和将要达成的目标,更有利于教学活动的开展。
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图片:燕文娟
审核:纪清梅
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","type":1},{"audio_music_id":0,"source":0,"subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"名师引领","type":6},{"audio_music_id":0,"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/43392357/51ac728637ca4c23a399fb640e074e84__jpg.heic","img_width":1200,"is_origin":false,"source":0,"type":1},{"audio_music_id":0,"source":0,"text":"一年级由黄慧老师老师进行汇报:一年级认识图形是“空间与图形”领域的起始。在学生已有“摆积木”“拼搭”的基础上,会经常接触到长方体、正方体、圆柱和球等。从学生对立体图形的生活经验感知出发,进行立体图形的学习,进一步抽象,形成简单的几何概念,发展初步的空间观念,加强对各种形体的直观感知,积累大量的感性知识,为今后学习“空间与图形”打下良好的基础。一年级立体和平面图形需达成的学习目标是:通过拼、摆、摸、滚等操作,认识长方体、正方体、圆柱和球、长方形、正方形、圆形、平行四边形和三角形。能说出每个物体的名字,会辨认和区分这几种形状的物体和图形。能从立体图形上找到平面图形。
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","type":1},{"audio_music_id":0,"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/43392357/0741a1cdc0c40521ec8b1ab46c928358__jpg.heic","img_width":1200,"is_origin":false,"source":0,"type":1},{"audio_music_id":0,"source":0,"text":"四年级由姜淑静老师进行汇报:四年级的认识图形是在学生已经学习了线段,初步认识角,学习了锐角、钝角、直角的基础上学习的,也是后面学习位置关系和平面几何、立体几何的重要基础。需达成的学习目标是:认识角并能说出什么是角;知道角的特征和角的分类; 能说出什么是三角形、平行四边形、梯形以及图形的高, 三角形进行分类并能说明白分类的标准;能说清楚三角形三边的关系,知道什么是三角形的内角和。
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","type":1},{"audio_music_id":0,"source":0,"text":"通过“大概念”统领下的“大单元教学”研讨——空间与图形主题教研,能够让老师们打通各年级知识脉络,构建完整的知识体系。也能让各位教师在进行本年级知识学习时,知道学生已有的知识基础和将要达成的目标,更有利于教学活动的开展。
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图片:燕文娟
审核:纪清梅
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