第一单元 常见的材料Unit 1 Common Materials 布料软，石头硬， 塑料、金属不相同。 Fabric is soft, stone is hard, plastic and metal are not the same. 看与闻，摸或听，材料特点要分清。 Look and smell, touch or listen, material characteristics to distinguish. 第一课 石头 Lesson one Stone 活动准备Activities to prepare 1、找一些身边的石头，带到课堂上观察。 Find some Stone around you and bring them to the classroom for observation. 活动过程Activity process 2、它们是用什么材料制成的？ What materials are they made of？ 3、石头可以作为材料被广泛使用。 Stone can be widely used as a material. 4、我还知道假山。 I also know rockeries. 5、观察石头，有什么发现？ Observe Stone, and find anything？ 6、敲一敲，听一听。 Knock and listen. 7、它的颜色...... Its color ...... 8、使用锤子时注意安全！ Pay attention to safety when using hammer! 9、摸一摸，我发现...... Touch, I found that...... 10、这块石头更硬。 This Stone is harder。 探究技能Inquiry skills 11、用锤子敲一敲来观察石头，就是在利用工具观察。 To observe Stone with a hammer is to observe with tools. 拓展活动Outreach activities 12、选择石头，用石头拼画。 Choose Stone and spell with Stone.
2 布料Cloth 活动准备Activities to prepare 1、找几种不同的布料，带到课堂上观察。 Find several different fabrics and bring them to class for observation. 2、丝绸Silk 棉布cotton cloth 化纤布chemical fiber cloth 活动过程Activity process 3、他们是用什么材料制成的？ What materials are they made of? 4、我的衣服是用棉布做的，书包是....... My clothes are made of cotton cloth and my schoolbag is ....... 5、布料是生活中常见的材料。 Cloth is a common material in life. 6、观察布料，有什么发现？ Look at the cloth. What do you find? 7、很柔软。 Very soft. 8、拉一拉，我发现...... Pull, I found ...... 9、这种布料容易吸水。 This kind of cloth absorbs water easily. 10、其他的呢？ What about the others？
拓展活动Outreach activities 11、找一找，生活中哪些物品用到了布料。 Find out which items in life use cloth. |
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