一年级下册《认识图形(二)》预习学案

一年级数学组

&nbsp; &nbsp; &nbsp; &nbsp;同学们,今天我们将要学习的是《认识图形》,是苏教版小学数学一年级下册第16、17、18页内容。这部分内容主要是直观认识长方形、正方形、三角形和圆,使孩子通过观察、操作、交流等活动。直观认识这些常见的平面图形,知道它们的名称,并能识别,初步了解它们在日常生活中的运用。 <h1><b><font color="#ed2308">例题</font></b></h1> <h1><font color="#ed2308"><b>微课学习</b></font></h1> <h1>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<font color="#ed2308">&nbsp;<b>儿歌</b></font></h1> &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;圆形宝宝像皮球&nbsp; &nbsp; &nbsp;<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;长方宝宝像黑板&nbsp;<br>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 正方宝宝像手绢<div>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;三角形宝宝像红领巾&nbsp;<br></div> <h1><font color="#ed2308"><b>想想做做</b></font></h1> <h1><b><font color="#ed2308">拓展练习</font></b></h1>

宝宝

图形

下册

认识

一年级

直观

三角形

例题

苏教版

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