教学目的;学会运用折、剪、组装的方法制作立体玩具,训练学生的思维能力和灵巧的双手.课文分析:风车是立体纸工,是学生熟悉和喜爱的纸玩具,但大部分学生玩的风车多是现成的.在教师辅导下,自己制作风车,既学到了知识技能,又能玩自己亲手做成的风车,这一课对学生无疑是很有吸引力的.风车是靠风力来转动的.古代的人们利用这种原理,制造出很大的木质风车,它可以帮助人们车水,磨面粉,碾谷子,发电等等.教.师可先简要介绍一下风车的用途和历史,然后再指导学生制作纸风车.课文中具体介绍了纸风车的制作步骤,并印有彩纸,学生按要求剪下,再准备好小竹棍、细铁丝、胶水(或浆糊)便可进行制作 Teaching purpose; learn to use the method of folding, cutting, assembly making three-dimensional toys, training students' thinking ability and dexterous hands.Text analysis: the windmill is a three-dimensional paper, is a familiar and favorite paper toys, but most students play The windmills are readily available, and under the guidance of teachers, they can make their own windmills, learn the knowledge and skills, and play their own hand-made windmills. This lesson is undoubtedly very attractive to students. Ancient people use this principle to create large wooden windmills that can help people car water, ground flour, millet, electricity generation, etc. Teachers can briefly introduce the purpose and history of the windmill and then And then guide the students to make paper windmill.The text specifically describes the paper windmill production steps, and printed with colored paper, cut the students as required, and then prepare small bamboo sticks, fine wire, glue (or paste) can be produced