思维可视化与深度学习的有效融合

发表时间:2021/8/4   来源:《教育学文摘》2021年第36卷四月10期   作者:林翠霞
[导读] 数学的思维可视化指的是“利用多种多样的图示技术把把原本不可视的数学方法和数学思维表现出来
        林翠霞
        大田县教师进修学校  福建省 大田县 366100
        摘要:数学的思维可视化指的是“利用多种多样的图示技术把把原本不可视的数学方法和数学思维表现出来,这样不可看见的思维就可以“看见”,数学学科非常考验学生的数学思维和数学能力,因此利用数学思维可视化可以极大的提高学生学习数学的有效性。数学的深度学习指的是不能只停留于知识的表面层次,而是应引导学生主动探究深层地建构知识。数学思维可视化和深度学习的相互融合可以提升小学数学教学的质量,帮助学生更好的理解数学知识。因此本文将重点探讨基于思维可视化与深度学习的有效融合。
        关键词:思维可视化;小学数学;深度学习;有效融合
        引言:小学数学老师可以引导学生多种方式学习数学基础知识,例如数学思维可视化的方式,让学生通过各种方式将数学思维可视化,并且通过深度学习掌握数学理念的深层含义。除此之外老师还可以鼓励学生通过团队合作的方式进行学习,深入的探讨数学所涉及到的公式如何一步步转化的,进行基本公式的推导,加强学生对生活中常见的数学问题的思考和分析,强化学生对数学知识的认识和理解。
        一、数学思维可视化与深度学习的意义
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              在小学数学中应用相关的思维可视化技术整合可视化图形及表格,可以辅助学生梳理分散的知识点,在学习的不同知识点之间建立有效的知识串联和深度思考,从而实现逻辑思维能力的提升。数学思维可视化通过图表以及模型等方式可以将数学思维的过程真实的展现给学生,让学生了解如何提高自己的数学思维能力。而深度学习恰恰可以让学生在掌握了数学思维之后,不断地探索,了解更深层次的数学含义,进一步提升学习数学的深度。教师深入研读教材,把准小学数学教材中的重难点知识,利用思维可视化方式,可以让小学生由易到难、由浅入深的学习数学,掌握数学的知识点。笔者经过多年的小学数学的教学过程中,可以明显的感觉到学生们对数学的公式定理和运算公式等内容在学习的时候会比较吃力,因此采用将公式相关的数学思想以及运算等数学方法详细的给同学们介绍,尤其是在信息化条件下,可以利用多媒体工具,进行数学思维可视化的介绍和数学方法的演示,例如在教学“求图形周长”的知识时,教师可以通过多媒体视频让学生观察一根线段慢慢变形,变成长方形、正方形、圆形以及三角形等,由曲到直,由直到曲,让学生直观地看到求图形的周长就是求线段的长度,将抽象的知识直观化、动态化,促使学生更加容易理解学习 [1]。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              二、数学思维可视化和深度学习融合的难点分析
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              数学思维可视化和深度学习是促进学生有效学习的教学途径,一方面需要教学教师熟练的掌握数学思维的图形转化过程以及数学思维的引导,另一方面需要学生了解并且能够适应数学思维可视化和深度学习的教学方式。尤其是深度学习是需要教学教师和学生同样具备比较强的思考能力和主动能力,然而现在很多小学阶段的学生对很多事物都充满了好奇心,很难静下心来研究某一个学科的深层次内容,而且小学阶段的学生思考能力和分析能力还不够完善,因此深度学习对于学生来说是比较具有挑战性的。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              除此之外,是在信息化条件下小学数学教学在渗透数学思想和数学方法的过程中,学生能够对数学学习过程中的实际操作机会较少,未能让学生进行数学变化和数学模型的实际操作,导致学生不能深刻的理解数学思想和教师所讲授的数学方法。并且,未能结合学生是课堂学习主体的课程理念,教师不擅长调动学生在课堂学习的积极性和主动性。导致学生对学习小学数学知识的兴趣不高[2]。
三、基于新课改背景下小学数学课堂创新模式具体措施
1.利用现代信息技术提高数学思维可视化的教学和深度学习的引导
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              数学思维可视化主要运用的是图片或者其他可以看见的事物来代替思维的变化,随着现代信息科技的发展,运用信息技术来实现思维的可视化可以更加有效的提升思维可视化的效果。首先需要对数学中常用的多媒体辅助工具进行优化,当前很多数学教师所使用的多媒体内容,普遍存在简单和内容陈旧的问题,因此为了数学思维可视化可以更加吸引学生,例如在教学图形面积的知识时,很多ppt首先会展示本节课的教学内容以及关于“面积”的相关解释,这样的专业术语很难让学生真正的理解面积的意义,因此教师可以在ppt上设计不同类型的图片,让学生比较每个图片的大小,从而引导学生理解图形面积的含义。小学数学教师可以根据个人的经验,对网络上的多媒体ppt内容进行针对于本班学生的学习情况,相应的进行体现思维可视化的修改,力求多媒体呈现的内容和形式能够吸引学生的观察,促进学生思维的发展。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              除此之外,还可以让学生自己整理所学章节或者知识内容的思维导图,学生自己整理有助于学生温故而知新。或者是由老师进行提问的方式,引导学生主动思考和表达,帮助学生借助自己的语言去理解和消化知识,这是思维可视化的主要方式。小学数学教师可以利用信息化,让学生自己画图,整理思维导图、以及主动表达的方式加强思维可视化和深度学习的质量。与此同时,思维导图在数学教学中的使用可以针对不同学生不同的学习情况进行个性化的分析,在诊断学生学习问题存在原因的同时,改变学生学习的内在条件,提升学生学习的质量和效率。吸引学生的兴趣和加深学生对课堂内容的理解,还需要教师适时引导,以学定教,顺学而导,提高学生深度思考的能力[3]。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              2.数学思维可视化与深度学习的融合需要借助多种图示
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              思维可视化和深度学习的数学课堂中往往会频繁的使用概念图、鱼骨图、模型图、流程图等不同类型的图示,不同类型的图示所代表的含义以及使用环境也是不同的,各个类型的图示可以搭配使用,方便学生更好更快的理解数学问题。传统的数学教学中所使用的板书属于思维可视化的表达方式之一。随着思维可视化的深度发展以及和深度学习的融合过程中,在目前的教学中所使用的可视化的思维导图却能够着力于各式各样的知识层面,并将这些知识层面由文本结构转化为图示结构。只有积极的思考并将学到的知识运用于实践,才能让数学学科的教育和数学思维的可视化训练更加生动、深刻地体现在学生的日常学习和生活中去[4]。
结语:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              “思维可视化”能够有效将抽象的概念进行具体化,让学生初步建立一个完整的知识体系,对于学生的成长来说有着非常重要的意义。很多小学学校结合小学数学的教学现状以及信息化的背景下,大力推动小学数学教学方式的创新,数学思维可视化以及深度学习对于小学生来说虽然难度比较大,然而可以有效的提升学生数学思维能力的提高和思考分析的深度。本文深入探讨了新课改背景下小学数学思维和深度学习融合的难点,并进一步提出了小学数学思维可视化和深度学习的课堂创新模式,目的是推动小学数学教学模式的进一步发展,从而进一步提高小学生数学能力的提高,推动数学教学的进一步完善。        林翠霞
        大田县教师进修学校  福建省 大田县 366100
        摘要:数学的思维可视化指的是“利用多种多样的图示技术把把原本不可视的数学方法和数学思维表现出来,这样不可看见的思维就可以“看见”,数学学科非常考验学生的数学思维和数学能力,因此利用数学思维可视化可以极大的提高学生学习数学的有效性。数学的深度学习指的是不能只停留于知识的表面层次,而是应引导学生主动探究深层地建构知识。数学思维可视化和深度学习的相互融合可以提升小学数学教学的质量,帮助学生更好的理解数学知识。因此本文将重点探讨基于思维可视化与深度学习的有效融合。
        关键词:思维可视化;小学数学;深度学习;有效融合
        引言:小学数学老师可以引导学生多种方式学习数学基础知识,例如数学思维可视化的方式,让学生通过各种方式将数学思维可视化,并且通过深度学习掌握数学理念的深层含义。除此之外老师还可以鼓励学生通过团队合作的方式进行学习,深入的探讨数学所涉及到的公式如何一步步转化的,进行基本公式的推导,加强学生对生活中常见的数学问题的思考和分析,强化学生对数学知识的认识和理解。
        一、数学思维可视化与深度学习的意义
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              在小学数学中应用相关的思维可视化技术整合可视化图形及表格,可以辅助学生梳理分散的知识点,在学习的不同知识点之间建立有效的知识串联和深度思考,从而实现逻辑思维能力的提升。数学思维可视化通过图表以及模型等方式可以将数学思维的过程真实的展现给学生,让学生了解如何提高自己的数学思维能力。而深度学习恰恰可以让学生在掌握了数学思维之后,不断地探索,了解更深层次的数学含义,进一步提升学习数学的深度。教师深入研读教材,把准小学数学教材中的重难点知识,利用思维可视化方式,可以让小学生由易到难、由浅入深的学习数学,掌握数学的知识点。笔者经过多年的小学数学的教学过程中,可以明显的感觉到学生们对数学的公式定理和运算公式等内容在学习的时候会比较吃力,因此采用将公式相关的数学思想以及运算等数学方法详细的给同学们介绍,尤其是在信息化条件下,可以利用多媒体工具,进行数学思维可视化的介绍和数学方法的演示,例如在教学“求图形周长”的知识时,教师可以通过多媒体视频让学生观察一根线段慢慢变形,变成长方形、正方形、圆形以及三角形等,由曲到直,由直到曲,让学生直观地看到求图形的周长就是求线段的长度,将抽象的知识直观化、动态化,促使学生更加容易理解学习 [1]。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              二、数学思维可视化和深度学习融合的难点分析
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              数学思维可视化和深度学习是促进学生有效学习的教学途径,一方面需要教学教师熟练的掌握数学思维的图形转化过程以及数学思维的引导,另一方面需要学生了解并且能够适应数学思维可视化和深度学习的教学方式。尤其是深度学习是需要教学教师和学生同样具备比较强的思考能力和主动能力,然而现在很多小学阶段的学生对很多事物都充满了好奇心,很难静下心来研究某一个学科的深层次内容,而且小学阶段的学生思考能力和分析能力还不够完善,因此深度学习对于学生来说是比较具有挑战性的。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              除此之外,是在信息化条件下小学数学教学在渗透数学思想和数学方法的过程中,学生能够对数学学习过程中的实际操作机会较少,未能让学生进行数学变化和数学模型的实际操作,导致学生不能深刻的理解数学思想和教师所讲授的数学方法。并且,未能结合学生是课堂学习主体的课程理念,教师不擅长调动学生在课堂学习的积极性和主动性。导致学生对学习小学数学知识的兴趣不高[2]。
三、基于新课改背景下小学数学课堂创新模式具体措施
1.利用现代信息技术提高数学思维可视化的教学和深度学习的引导
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              数学思维可视化主要运用的是图片或者其他可以看见的事物来代替思维的变化,随着现代信息科技的发展,运用信息技术来实现思维的可视化可以更加有效的提升思维可视化的效果。首先需要对数学中常用的多媒体辅助工具进行优化,当前很多数学教师所使用的多媒体内容,普遍存在简单和内容陈旧的问题,因此为了数学思维可视化可以更加吸引学生,例如在教学图形面积的知识时,很多ppt首先会展示本节课的教学内容以及关于“面积”的相关解释,这样的专业术语很难让学生真正的理解面积的意义,因此教师可以在ppt上设计不同类型的图片,让学生比较每个图片的大小,从而引导学生理解图形面积的含义。小学数学教师可以根据个人的经验,对网络上的多媒体ppt内容进行针对于本班学生的学习情况,相应的进行体现思维可视化的修改,力求多媒体呈现的内容和形式能够吸引学生的观察,促进学生思维的发展。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              除此之外,还可以让学生自己整理所学章节或者知识内容的思维导图,学生自己整理有助于学生温故而知新。或者是由老师进行提问的方式,引导学生主动思考和表达,帮助学生借助自己的语言去理解和消化知识,这是思维可视化的主要方式。小学数学教师可以利用信息化,让学生自己画图,整理思维导图、以及主动表达的方式加强思维可视化和深度学习的质量。与此同时,思维导图在数学教学中的使用可以针对不同学生不同的学习情况进行个性化的分析,在诊断学生学习问题存在原因的同时,改变学生学习的内在条件,提升学生学习的质量和效率。吸引学生的兴趣和加深学生对课堂内容的理解,还需要教师适时引导,以学定教,顺学而导,提高学生深度思考的能力[3]。


                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              2.数学思维可视化与深度学习的融合需要借助多种图示
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              思维可视化和深度学习的数学课堂中往往会频繁的使用概念图、鱼骨图、模型图、流程图等不同类型的图示,不同类型的图示所代表的含义以及使用环境也是不同的,各个类型的图示可以搭配使用,方便学生更好更快的理解数学问题。传统的数学教学中所使用的板书属于思维可视化的表达方式之一。随着思维可视化的深度发展以及和深度学习的融合过程中,在目前的教学中所使用的可视化的思维导图却能够着力于各式各样的知识层面,并将这些知识层面由文本结构转化为图示结构。只有积极的思考并将学到的知识运用于实践,才能让数学学科的教育和数学思维的可视化训练更加生动、深刻地体现在学生的日常学习和生活中去[4]。
结语:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              “思维可视化”能够有效将抽象的概念进行具体化,让学生初步建立一个完整的知识体系,对于学生的成长来说有着非常重要的意义。很多小学学校结合小学数学的教学现状以及信息化的背景下,大力推动小学数学教学方式的创新,数学思维可视化以及深度学习对于小学生来说虽然难度比较大,然而可以有效的提升学生数学思维能力的提高和思考分析的深度。本文深入探讨了新课改背景下小学数学思维和深度学习融合的难点,并进一步提出了小学数学思维可视化和深度学习的课堂创新模式,目的是推动小学数学教学模式的进一步发展,从而进一步提高小学生数学能力的提高,推动数学教学的进一步完善。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              参考文献:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              [1]陈彬彬.深度学习的理解与实践模式探究——以小学数学学科为例[J].考试周刊,2021(47):61-62.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              [2]朱俊华,吴玉国.深度学习视域下小学数学结构化教学策略[J].中小学教师培训,2021(06):51-53.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              [3]韩艳丽.基于“思维可视化”视域下的小学数学教学探究[J].文理导航(下旬),2021(05):4+6.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              [4]曹秋芹.让思维看得见——小学数学思维可视化课堂实践[J].数学大世界(下旬),2021(04):67-68.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              本文系三明市基础教育教学研究课题“以‘思维可视化’促进小学生深度学习数学的策略研究 ”(课题立项批准号:JYKT—2062)研究成果之一。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              参考文献:
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              [1]陈彬彬.深度学习的理解与实践模式探究——以小学数学学科为例[J].考试周刊,2021(47):61-62.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              [2]朱俊华,吴玉国.深度学习视域下小学数学结构化教学策略[J].中小学教师培训,2021(06):51-53.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              [3]韩艳丽.基于“思维可视化”视域下的小学数学教学探究[J].文理导航(下旬),2021(05):4+6.
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              本文系三明市基础教育教学研究课题“以‘思维可视化’促进小学生深度学习数学的策略研究 ”(课题立项批准号:JYKT—2062)研究成果之一。
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             
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