![多彩的植物世界](https://wfqqreader-1252317822.image.myqcloud.com/cover/953/839953/b_839953.jpg)
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第一单元 植物的叶
活动一 叶的拓印
每种叶片都有它的特点和魅力,如果我们仔细观察和欣赏,就会为它的美丽形态和精细结构而赞叹。利用各种植物的枝叶可以制作出风格独特、形式新颖的叶艺术品——叶的拓印。
什么是叶的拓印?
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0007_0001.jpg?sign=1739991239-8tfvoQZFveCh37KYnuROtMfnWJ2hKDP5-0-3a28eed4fe1785a478dee31b47cfd6ab)
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0007_0002.jpg?sign=1739991239-4zY0RGLecl30SdkkCGesgY954io2VzdF-0-cea354cee95c51daecc1b29f10530a3c)
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0007_0003.jpg?sign=1739991239-RljcnrbytNfqDEs7G0qCFkPEhqTdHEFR-0-4484614d483bfae1aa48531109123855)
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0007_0004.jpg?sign=1739991239-wIHrbe4D6Ek1ptr8KfKUofkguy7jf3Vt-0-f57a7749692194179bebf71235881b5a)
制作过程
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0008_0001.jpg?sign=1739991239-fl5yBX2LrS8VDloxi0GnDAqY1iM8QRt3-0-b7cc3216011a46b68fc55ea4a9127d57)
采集树叶
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0008_0002.jpg?sign=1739991239-lgfNJvkGcb3Jzo2REnNyD92YgT27kF1g-0-8470b81a6faccf1cf49df0986e311f66)
构思主题
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0008_0003.jpg?sign=1739991239-zNxntZ85mp8Rl4BQz5AI60XJibf4bwhO-0-84ec4163add3191c56fae5a2cd518d2b)
把纸放在叶子上描画
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0008_0004.jpg?sign=1739991239-0uLLXIVviBdgoMmD1uN1pvwqxLNE7udO-0-e34005658ad7296f3688957691ad96e8)
修饰及美化
讲讲说说
创作叶的拓印需要哪些材料?需要注意些什么?
★ 需要叶片、彩色铅笔、A4纸……;
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0008_0005.jpg?sign=1739991239-4C2NENqRSH3pfLgFCJ9Puzm0Uf8DXrLH-0-2795f6d6ef13aba33f334ff497a16da4)
★ 采集叶片时形状和颜色要丰富一些;
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0008_0006.jpg?sign=1739991239-xp8JnJTFB3R4EBpJmUCRKgd10M1NnO6a-0-09a607d14f5c0100590627cb1d260606)
★ 可以用花瓣、小饰物等进行美化;
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0008_0007.jpg?sign=1739991239-BpgOBjCiuJk25kNTJU1w4Br1j14zPnhK-0-36fa16018ba5d42e9715af8cbec839ec)
学习单
![](https://epubservercos.yuewen.com/F44EF7/5362239604497201/epubprivate/OEBPS/Images/figure_0009_0001.jpg?sign=1739991239-a1a4P1S8v0MoJLXPfWYemOJqyCCNQpMC-0-67f5330ee30b6acb6417d4ebdaea7ee1)
评价单
1.你认为谁认识的植物最多?谁观察的最细致?他(她)是怎样做的?
2.根据自己在观察和识别植物过程中的表现,评星星。
(1)做好准备工作,工具齐备。☆☆☆☆☆
(2)认识的植物很多。☆☆☆☆☆
(3)观察细致的程度。☆☆☆☆☆
(4)注意安全。☆☆☆☆☆