小学信息技术智闯文字陷阱 教案

1、小学信息技术智闯文字陷阱 教案课题：第二册第三单元第11课 智闯文字陷阱执教：沙河口区马栏小学 沙晓菲教学目标：1、学生掌握“画图”中添加文字的方法，并能够美化文字。2、培养学生自学动手能力，锻炼学生的综合运用能力。3、锻炼学生的审美能力，让学生会欣赏美，创造美。教学重点：画图中文字工具的使用教材分析：本单元的重点内容是画图程序中各功能的使用，本课重点是文字工具的使用，在学习本课内容的同时，也应该注重本课内容与以前旧知的结合。学生分析：学生能够通过自学完成文字功能的使用，但是综合能力有限。教学准备：电子教室教学过程：一、 导入：我们学过了画图的一些功能，如何在已经画好的图画中添加文字，美化我们

2、的作品呢？二、 新授：1、 文字工具的使用：（1）学生自学p65页的内容，尝试在画图中输入“我是小画家”（2）学生汇报：二名学生汇报介绍文字工具的使用（3）教师补充：p66提示，文字转换成图片后不能修改；清除指定的部分图片，先选中，再删除。2、美化文字：（1）教师讲授：调用“文字工具栏”，结合鼠标的指向功能，说出各按钮的功能。待添加的隐藏文字内容3（2）学生实践：输入美化后的姓名3、综合练习：学生挑战制作“湖光山色”字例4、挑战练习：p67 倒影效果（1）独立实践：同桌讨论制作思路（2）教师提示：先制作前面黑色文字，再制作灰色倾斜文字，用选定工具将选取一部分移动，拼接而成。5、分层次任务：独立

3、设计美观的效果文字三、 展评与总结：1、展评：ab排为一组，cd为一组，分别进行参观，全班评议。2、总结：文字工具的功能与使用29c91afe4ced1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91afedd1b6c87d1b6c8795ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9c91fe4ced1b6c8795ad29c91af95ad9c91afe4ced1b6c8795ad91afe4ced1b6c8795ad9d1b6c8795ad9c91a

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