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基于学具改进拓展模型建构的思维深度——以“在星空中(一)”一课为例 被引量:1

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摘要 在小学科学“地球与宇宙”领域教学中,建构模型是广为应用、最为有效的一种探究方式。但是,模型与原型毕竟存在着一定的差距,加之学生建立空间概念存在困难,容易进入“为建模而建模”的误区。为提高教科版六年级下册宇宙单元“在星空中(一)”一课的教学效果,可以以学具改进为切入点,把模型作为提出问题、探索问题的重要工具和手段,促使学生了解问题内在联系并建立自己的知识结构,力求拓展学生在模型建构过程中的思维深度,切实提升模拟实验的有效性。
作者 陈斌
机构地区 萧山区城东小学
出处 《实验教学与仪器》 2019年第7期120-122,共3页 Experiment Teaching and Apparatus
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