工作就用美篇工作版","guide_search_desc":"海量模板范文,一键做同款 工作就用美篇工作版","img_beautify_switch":0,"ad_free":0,"text_direction":1,"template":{"id":9022,"series_id":12,"theme_id":12},"container":{},"redirect":{"redirect_type":1,"img_url":false,"link_url":"/wap/downloadpage/backpage","button_bg_color":false,"button_desc":false,"redirect_desc":false},"edit_date_str":"更新于 2022-04-15","current_time":1743950750,"font_name":"","rcmd_meipian":0,"hide_article_link":0,"from_wechat":false,"topk_keywords":[{"name":"学生","score":0.278396},{"name":"教学","score":0.207058},{"name":"线上","score":0.166123},{"name":"老师","score":0.13503},{"name":"小数","score":0.09474},{"name":"课堂","score":0.09163},{"name":"数学","score":0.072804},{"name":"内角","score":0.060108},{"name":"分数","score":0.05799},{"name":"家长","score":0.051329}],"music_name":"","origin_status":0,"password_v2":"","font_id":0,"title_style":"","rich_text_title":"","enable_download":1,"cover_thumb":"https://ss-mpvolc.meipian.me/users/74588731/31a09bc8-1cb2-492f-891a-e4145acd7e80__jpg.heic","has_video":false,"gift_switch":1,"enable_watermark":1,"content":{"article_id":324767055,"content":[{"source":0,"source_platform":"local","splicing_template_id":0,"text":"
云霞出海曙,梅柳渡江春。4月13日-15日滨州实验学校西校区数学组开展了线上示范公开课活动,6位优秀的数学老师进行了示范课展示。15日晚,全体数学组成员共同探讨线上教学存在问题及如何优化线上教学。
","type":1},{"img_height":708,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/ec52c2cf66a1402ca4febe2c9b379e66__jpeg.heic","img_width":1250,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvZWM1MmMyY2Y2NmExNDAyY2E0ZmViZTJjOWIzNzllNjZfX2pwZWcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"王文坛老师执教的课题是《异分母分数加减法》,本节课是在学生已经掌握通分和同分母分数加减法的基础上,进一步学习异分母分数加减法。主要运用围绕分数转换成小数、数形结合、通分等三种方法让学生展开讲解,教师总结的方式进行学习。本节课特色在于在线课堂模式运用熟练,能做到较好的、较全面的监督学生,与学生互动。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/301788ee-ff02-4053-80b6-56b7d7e9323c__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvMzAxNzg4ZWUtZmYwMi00MDUzLTgwYjYtNTZiN2Q3ZTkzMjNjX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"李宏雪老师执教的课题是《小数的初步认识》,本节课通过回顾分数,整数引出新数字小数,在客厅测量的情境图中感受了新朋友小数,引导孩子们发现小数的特点,读出小数,写出小数。再一起探讨小数蕴含的意义,借助直尺,钱币,正方形抽象出单位1,引导孩子发现里面藏的小数,在比较中,发现小数和学过的分数之间隐藏的关系,进一步加深对小数的理解。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/e899b524-51f0-4b94-b6ea-7e5fb9cfe08a__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvZTg5OWI1MjQtNTFmMC00Yjk0LWI2ZWEtN2U1ZmI5Y2ZlMDhhX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"尚慧嘉老师执教的课题是《两位数加一位数和整十数》,线上教学开始前,通过ppt页面呈现课前准备各项,提示同学做好相应准备,并通过对优秀作业的公开表扬,增添学生的学习兴趣。课上首先以视频播放的形式,设置了课前小讲师环节,展示了几名同学对旧知的解决,给同学们提供了解决问题的思路,为本节课的解决提供引导。其次用全民核酸检测作为导入,更贴近学生生活,易产生共鸣从而引发学生探讨欲望和兴趣。整节课交给学生,从问题的产生到算式的解答,都交给孩子自己探索。设置计时器做出时间限制,时间到将学生设为主讲,由学生为大家展示解决问题。过程中对于学生表达不规范的地方,做出及时引导。同时设置答题卡环节,使全员参与到课堂中来,也方便于老师了解学生掌握情况。最后通过对两个红点问题中算式的对比分析,探讨解答,归纳总结了本节课计算两位数加一位数和整十数的口算方法。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/accf02f6-9539-4d64-be40-7e57607cbd4d__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvYWNjZjAyZjYtOTUzOS00ZDY0LWJlNDAtN2U1NzYwN2NiZDRkX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"王佳佳老师执教的课题是《数的复习》(复习课),整堂课分为三部分,第一部分:数的分类。第二部分:在数轴上的表示。第三部分:它们之间的关系。通过数的分类让学生回顾了学过哪些数。通过数轴上数的表示,更直观的加深印象。最后是数之间的关系,明白分数、小数、百分数的互化。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/8da28c96-eb04-4d15-ada2-b4df1887dca2__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvOGRhMjhjOTYtZWIwNC00ZDE1LWFkYTItYjRkZjE4ODdkY2EyX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"郭志立老师执教的课题是《三角形的内角和》,属于四年级下册第四单元信息窗二的内容,首先以三角形三兄弟的情景故事导入主题,先让学生理解三角形内角和的含义,并以猜想-验证-总结为主线,让学生通过用探究单的形式动手操作体验三角形内角和的验证方法,对比用量角器测量和折一折形成平角进而转化为180度更快地得到三角形内角和。注重学生的主体性和动手及思考,并把数学文化贯穿其中,拓展学生知识面的基础上增强其学习动力。最后以三角形内角和为基础进而让学生思考多边形内角和是多少,设计清晰教学环环相扣,最后达到让学生学会学懂会用的目的。
","type":1},{"img_height":1600,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/62cedc01-af01-4623-81a2-f13cd17e58cc__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":301,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvNjJjZWRjMDEtYWYwMS00NjIzLTgxYTItZjEzY2QxN2U1OGNjX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"郭菲菲老师执教的课题是《长方形与正方形的认识》。本节课本着发展学生的空间观念小学阶段几何教学的重要任务。二年级的学生正处于由依据表象为主的直观辨认水平,逐步向以依据特征为主的初级概念判断水平发展。作为最基础的平面图形,长方形和正方形本质特征的认识对发展学生的空间观念和后继学习都极为重要。基于发展学生的空间观念为出发点,本课中我首先创设情境导入,通过找生活中的四边形、复习四边形的特征,接着从边和角的角度感受长方形和正方形的特殊,进而通过量、折、比画等方式其研究其本质特征,发展空间观念。最后通过针对其本质特征的练习深化学生的认识。在本课中,为学生提供了大量的数学活动机会,让学生去探索、交流、想象,充分体现设计的趣味性,思考性,科学性,凸显学生的主题地位。
","type":1},{"img_height":1200,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/1e4dbf25-4ae0-49a4-9d0d-cfb655426ea1__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":305,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvMWU0ZGJmMjUtNGFlMC00OWE0LTlkMGQtY2ZiNjU1NDI2ZWExX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source_platform":"local","subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"教研活动","type":6},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"线上示范展评课结束后,全体数学组老师针对教学存在问题及如何优化线上教学进行了讨论。怎样的线上教学模式适合数学教学?线上教学的优势有哪些?如何克服线上教学模式的缺点?这些问题都值得我们在不断探讨和交流中寻求今后课堂的优化。
","type":1},{"img_height":1240,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/7529cd352bb449cc947b8ff42ae7b324__jpeg.heic","img_width":1200,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvNzUyOWNkMzUyYmI0NDljYzk0N2I4ZmY0MmFlN2IzMjRfX2pwZWcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/c5b049b0-5492-4573-bf52-612130280828__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvYzViMDQ5YjAtNTQ5Mi00NTczLWJmNTItNjEyMTMwMjgwODI4X19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source_platform":"local","subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"怎样的线上教学模式适合数学教学","type":6},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"线上教学在时间、空间和表达形式上都需要做出新的尝试和改进。
首先要突破传统的数学教学思维模式,与线上课堂相结合。 我认为数学在一二年级是完全可以用语言表达的,所以在学生掌握电子设备操作的基础上(如何举手发言,如何答题卡答题、如何签到)可以增加实践操作和展示时间。设置小老师展示环节,将学生设为主讲人,让学生面对屏幕当小老师向大家展示自己的想法,有些学生平时在教室里可能对于上台发言畏惧,但是面对屏幕反而可以勇于表达。对于高年级的学生可以把画笔移交给学生,直接让学生操作讲解。因此要让每个人都成为构建起这节课的小老师。
其次,老师要充分发挥线上教学对于学生的吸引力,数学教学更是可以丰富多样。因为学生整节课要面对屏幕,所以对课程中关键性问题进行提炼总结时言语要简练明了,直击重点,避免节奏太慢,内容冗长造成学生注意力分散。同时用多样的形式吸引学生,例如播放视频,图形几何问题老师可以扩大屏幕操作展示、线上答题等等。
最后,线上教学对于学生来说需要更严格的自我约束和管理能力,在没有老师面对面管束的情况下,需要家长的积极配合和管理。及时反馈与家长保持良好沟通是尤为重要的。
","type":1},{"source_platform":"local","subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"线上教学的优势有哪些?","type":6},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"第一 为老师。线上教学会为老师提供更为灵活的时间和空间,有利于老师根据自身需求合理安排时间开展教学准备工作及教学实践工作,提高教学质量;
第二 为学生。线上教学给予了学生更轻松的课堂气氛,电子设备在日常生活中或许会为学生学习带来影响,然而线上教学为学生和老师、甚至家长都提供了新的思路,这不仅为学生提供了锻炼自我约束力和自制力的机会,也使他们形成了“电子设备不等于玩具,电子设备也可以用来学习”的意识,从而会提高学生对于数学学习的兴趣;
第三 为家长。线上教学为家长和老师的有效沟通提供了机会,有利于建立起家和学校共同管理的新模式,使得家长有效参与学生的学习以及对学生的管理,从而为学生提供了新型的学习环境。
","type":1},{"source_platform":"local","subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"线上教学的缺点及优化方法","type":6},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"线上教学始终区别于传统教学模式,且处于萌芽发展阶段,还需要更多的改进。
其中最主要的是,面临多个地区大规模停课进行线上教学的时期,系统拥挤无法登录的情况。这需要老师熟练应用软件,在我线上教学期间,如果在线课堂拥挤,我会通过提前预约视频会议的方式进入,避免无法按时开启课堂造成时间上的浪费。
其次,线上教学在空间上打破了传统面对面的教学形式,不能更直观地感受课堂,学生开小差、疲倦、扰乱等情况时常发生,因此老师用于管理课堂秩序的时间增多,降低了课堂知识输出总量和教学效率。在这方面,首先要积极地调整自我心态,并且引导学生建立课堂意识,积极与家长进行交流和沟通,可以实行奖惩机制和模范带头作用,例如:在线上课堂中,对遵守纪律和表现优异的学生进行及时表扬和反馈,如果有家长在身边的话,这时学生可能更期待收到老师的表扬。
第二,数学是需要去动手、去计算、去思考、去有效用数学语言表达的科目。如果仅仅依靠课件会忽略掉这些过程,不利于学生对知识的有效掌握,从而降低教学质量。对于低年级的学生更会如此。低年级学生对于抽象的事物更是难以理解。所以要让学生经历由具体到抽象的过程,这就需要老师在课堂上增加用于对知识点操作探究、学生纠错、练习的时间,并充分利用电子设备的便利性,如截屏、共享屏幕、答题卡等方法进行检查和监督。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/2a15d16f-2078-448c-8ff2-0f76c1194637__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":208,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvMmExNWQxNmYtMjA3OC00NDhjLThmZjItMGY3NmMxMTk0NjM3X19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"最后由数学组教研组长吴岭岭老师进行总结,从算理和算法出发帮助老师们更好的理解新课程理念下的小学数学教学的核心。第一步,理解算理。孩子只有理解了算理,才能“创造”出算法,所以计算教学必须从算理开始。第二步,应用算理,“创造”算法。算理是计算的思维本质,如果都思考着算理进行计算,不但思维强度太大,而且计算的速度很慢。为了提高计算的速度,使计算更方便、快捷,就必须寻找到计算的普遍规律,抽象、概括出计算法则。
","type":1},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"“数学是一种文化,又是一种技艺。”疫情期间的线上教学对我们来说即是一种挑战也是一种机遇,只要我们不断更新教学理念,大胆尝试线上课堂教学改革,线上课堂将“好教”,也会教得更“好”。
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","type":1},{"img_height":708,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/ec52c2cf66a1402ca4febe2c9b379e66__jpeg.heic","img_width":1250,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvZWM1MmMyY2Y2NmExNDAyY2E0ZmViZTJjOWIzNzllNjZfX2pwZWcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"王文坛老师执教的课题是《异分母分数加减法》,本节课是在学生已经掌握通分和同分母分数加减法的基础上,进一步学习异分母分数加减法。主要运用围绕分数转换成小数、数形结合、通分等三种方法让学生展开讲解,教师总结的方式进行学习。本节课特色在于在线课堂模式运用熟练,能做到较好的、较全面的监督学生,与学生互动。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/301788ee-ff02-4053-80b6-56b7d7e9323c__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvMzAxNzg4ZWUtZmYwMi00MDUzLTgwYjYtNTZiN2Q3ZTkzMjNjX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"李宏雪老师执教的课题是《小数的初步认识》,本节课通过回顾分数,整数引出新数字小数,在客厅测量的情境图中感受了新朋友小数,引导孩子们发现小数的特点,读出小数,写出小数。再一起探讨小数蕴含的意义,借助直尺,钱币,正方形抽象出单位1,引导孩子发现里面藏的小数,在比较中,发现小数和学过的分数之间隐藏的关系,进一步加深对小数的理解。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/e899b524-51f0-4b94-b6ea-7e5fb9cfe08a__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvZTg5OWI1MjQtNTFmMC00Yjk0LWI2ZWEtN2U1ZmI5Y2ZlMDhhX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"尚慧嘉老师执教的课题是《两位数加一位数和整十数》,线上教学开始前,通过ppt页面呈现课前准备各项,提示同学做好相应准备,并通过对优秀作业的公开表扬,增添学生的学习兴趣。课上首先以视频播放的形式,设置了课前小讲师环节,展示了几名同学对旧知的解决,给同学们提供了解决问题的思路,为本节课的解决提供引导。其次用全民核酸检测作为导入,更贴近学生生活,易产生共鸣从而引发学生探讨欲望和兴趣。整节课交给学生,从问题的产生到算式的解答,都交给孩子自己探索。设置计时器做出时间限制,时间到将学生设为主讲,由学生为大家展示解决问题。过程中对于学生表达不规范的地方,做出及时引导。同时设置答题卡环节,使全员参与到课堂中来,也方便于老师了解学生掌握情况。最后通过对两个红点问题中算式的对比分析,探讨解答,归纳总结了本节课计算两位数加一位数和整十数的口算方法。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/accf02f6-9539-4d64-be40-7e57607cbd4d__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvYWNjZjAyZjYtOTUzOS00ZDY0LWJlNDAtN2U1NzYwN2NiZDRkX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"王佳佳老师执教的课题是《数的复习》(复习课),整堂课分为三部分,第一部分:数的分类。第二部分:在数轴上的表示。第三部分:它们之间的关系。通过数的分类让学生回顾了学过哪些数。通过数轴上数的表示,更直观的加深印象。最后是数之间的关系,明白分数、小数、百分数的互化。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/8da28c96-eb04-4d15-ada2-b4df1887dca2__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvOGRhMjhjOTYtZWIwNC00ZDE1LWFkYTItYjRkZjE4ODdkY2EyX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"郭志立老师执教的课题是《三角形的内角和》,属于四年级下册第四单元信息窗二的内容,首先以三角形三兄弟的情景故事导入主题,先让学生理解三角形内角和的含义,并以猜想-验证-总结为主线,让学生通过用探究单的形式动手操作体验三角形内角和的验证方法,对比用量角器测量和折一折形成平角进而转化为180度更快地得到三角形内角和。注重学生的主体性和动手及思考,并把数学文化贯穿其中,拓展学生知识面的基础上增强其学习动力。最后以三角形内角和为基础进而让学生思考多边形内角和是多少,设计清晰教学环环相扣,最后达到让学生学会学懂会用的目的。
","type":1},{"img_height":1600,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/62cedc01-af01-4623-81a2-f13cd17e58cc__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":301,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvNjJjZWRjMDEtYWYwMS00NjIzLTgxYTItZjEzY2QxN2U1OGNjX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"郭菲菲老师执教的课题是《长方形与正方形的认识》。本节课本着发展学生的空间观念小学阶段几何教学的重要任务。二年级的学生正处于由依据表象为主的直观辨认水平,逐步向以依据特征为主的初级概念判断水平发展。作为最基础的平面图形,长方形和正方形本质特征的认识对发展学生的空间观念和后继学习都极为重要。基于发展学生的空间观念为出发点,本课中我首先创设情境导入,通过找生活中的四边形、复习四边形的特征,接着从边和角的角度感受长方形和正方形的特殊,进而通过量、折、比画等方式其研究其本质特征,发展空间观念。最后通过针对其本质特征的练习深化学生的认识。在本课中,为学生提供了大量的数学活动机会,让学生去探索、交流、想象,充分体现设计的趣味性,思考性,科学性,凸显学生的主题地位。
","type":1},{"img_height":1200,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/1e4dbf25-4ae0-49a4-9d0d-cfb655426ea1__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":305,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvMWU0ZGJmMjUtNGFlMC00OWE0LTlkMGQtY2ZiNjU1NDI2ZWExX19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source_platform":"local","subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"教研活动","type":6},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"线上示范展评课结束后,全体数学组老师针对教学存在问题及如何优化线上教学进行了讨论。怎样的线上教学模式适合数学教学?线上教学的优势有哪些?如何克服线上教学模式的缺点?这些问题都值得我们在不断探讨和交流中寻求今后课堂的优化。
","type":1},{"img_height":1240,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/7529cd352bb449cc947b8ff42ae7b324__jpeg.heic","img_width":1200,"source":0,"source_platform":"local","splicing_template_id":0,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvNzUyOWNkMzUyYmI0NDljYzk0N2I4ZmY0MmFlN2IzMjRfX2pwZWcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/c5b049b0-5492-4573-bf52-612130280828__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":409,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvYzViMDQ5YjAtNTQ5Mi00NTczLWJmNTItNjEyMTMwMjgwODI4X19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source_platform":"local","subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"怎样的线上教学模式适合数学教学","type":6},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"线上教学在时间、空间和表达形式上都需要做出新的尝试和改进。
首先要突破传统的数学教学思维模式,与线上课堂相结合。 我认为数学在一二年级是完全可以用语言表达的,所以在学生掌握电子设备操作的基础上(如何举手发言,如何答题卡答题、如何签到)可以增加实践操作和展示时间。设置小老师展示环节,将学生设为主讲人,让学生面对屏幕当小老师向大家展示自己的想法,有些学生平时在教室里可能对于上台发言畏惧,但是面对屏幕反而可以勇于表达。对于高年级的学生可以把画笔移交给学生,直接让学生操作讲解。因此要让每个人都成为构建起这节课的小老师。
其次,老师要充分发挥线上教学对于学生的吸引力,数学教学更是可以丰富多样。因为学生整节课要面对屏幕,所以对课程中关键性问题进行提炼总结时言语要简练明了,直击重点,避免节奏太慢,内容冗长造成学生注意力分散。同时用多样的形式吸引学生,例如播放视频,图形几何问题老师可以扩大屏幕操作展示、线上答题等等。
最后,线上教学对于学生来说需要更严格的自我约束和管理能力,在没有老师面对面管束的情况下,需要家长的积极配合和管理。及时反馈与家长保持良好沟通是尤为重要的。
","type":1},{"source_platform":"local","subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"线上教学的优势有哪些?","type":6},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"第一 为老师。线上教学会为老师提供更为灵活的时间和空间,有利于老师根据自身需求合理安排时间开展教学准备工作及教学实践工作,提高教学质量;
第二 为学生。线上教学给予了学生更轻松的课堂气氛,电子设备在日常生活中或许会为学生学习带来影响,然而线上教学为学生和老师、甚至家长都提供了新的思路,这不仅为学生提供了锻炼自我约束力和自制力的机会,也使他们形成了“电子设备不等于玩具,电子设备也可以用来学习”的意识,从而会提高学生对于数学学习的兴趣;
第三 为家长。线上教学为家长和老师的有效沟通提供了机会,有利于建立起家和学校共同管理的新模式,使得家长有效参与学生的学习以及对学生的管理,从而为学生提供了新型的学习环境。
","type":1},{"source_platform":"local","subtitle_align":"center","subtitle_color":"#010101","subtitle_font_size":"medium","subtitle_style_id":1,"text":"线上教学的缺点及优化方法","type":6},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"线上教学始终区别于传统教学模式,且处于萌芽发展阶段,还需要更多的改进。
其中最主要的是,面临多个地区大规模停课进行线上教学的时期,系统拥挤无法登录的情况。这需要老师熟练应用软件,在我线上教学期间,如果在线课堂拥挤,我会通过提前预约视频会议的方式进入,避免无法按时开启课堂造成时间上的浪费。
其次,线上教学在空间上打破了传统面对面的教学形式,不能更直观地感受课堂,学生开小差、疲倦、扰乱等情况时常发生,因此老师用于管理课堂秩序的时间增多,降低了课堂知识输出总量和教学效率。在这方面,首先要积极地调整自我心态,并且引导学生建立课堂意识,积极与家长进行交流和沟通,可以实行奖惩机制和模范带头作用,例如:在线上课堂中,对遵守纪律和表现优异的学生进行及时表扬和反馈,如果有家长在身边的话,这时学生可能更期待收到老师的表扬。
第二,数学是需要去动手、去计算、去思考、去有效用数学语言表达的科目。如果仅仅依靠课件会忽略掉这些过程,不利于学生对知识的有效掌握,从而降低教学质量。对于低年级的学生更会如此。低年级学生对于抽象的事物更是难以理解。所以要让学生经历由具体到抽象的过程,这就需要老师在课堂上增加用于对知识点操作探究、学生纠错、练习的时间,并充分利用电子设备的便利性,如截屏、共享屏幕、答题卡等方法进行检查和监督。
","type":1},{"img_height":900,"img_url":"https://ss-mpvolc.meipian.me/users/74588731/2a15d16f-2078-448c-8ff2-0f76c1194637__jpg.heic","img_width":1200,"source":1,"source_platform":"local","splicing_template_id":208,"type":1,"watermark":"?meipian-watermark/bucket/ivwen/key/dXNlcnMvNzQ1ODg3MzEvMmExNWQxNmYtMjA3OC00NDhjLThmZjItMGY3NmMxMTk0NjM3X19qcGcuaGVpYw==/nickname/ZmFmYUc=/userid/NzQ1ODg3MzE=/sign/11bd44ce6a23e5ed3ad489b5e7809a0c"},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"最后由数学组教研组长吴岭岭老师进行总结,从算理和算法出发帮助老师们更好的理解新课程理念下的小学数学教学的核心。第一步,理解算理。孩子只有理解了算理,才能“创造”出算法,所以计算教学必须从算理开始。第二步,应用算理,“创造”算法。算理是计算的思维本质,如果都思考着算理进行计算,不但思维强度太大,而且计算的速度很慢。为了提高计算的速度,使计算更方便、快捷,就必须寻找到计算的普遍规律,抽象、概括出计算法则。
","type":1},{"source":0,"source_platform":"local","splicing_template_id":0,"text":"“数学是一种文化,又是一种技艺。”疫情期间的线上教学对我们来说即是一种挑战也是一种机遇,只要我们不断更新教学理念,大胆尝试线上课堂教学改革,线上课堂将“好教”,也会教得更“好”。
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