二维和三维图形分类

按属性对常见的二维和三维图形及日常物品进行比较和分类

Compare and sort common 2-D and 3-D shapes and everyday objects by their properties

学习证据 / Evidence

• 按边的数量对一组二维图形进行分类
• 按面的数量或面是平面还是曲面来对三维图形进行分类
• 说明对一组图形进行分类所用的标准

• Sort a collection of 2-D shapes by number of sides
• Sort 3-D shapes by number of faces or whether faces are flat/curved
• Explain criteria used to sort a group of shapes

评估问题 / Assessment

{{name}}能把一组图形分成几类吗？例如，把所有有曲边的图形和只有直边的图形分开。

Can {{name}} sort a collection of shapes into groups — for example, separating all the shapes with curved sides from those with only straight sides?