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《纸的秘密》是小学科学三年级上册第10课,主要是让学生通过学习初步掌握“比较”这种区分事物的科学方法——以“纸”为载体,让学生采取各种方法探究纸的秘密,通过对不同类型的纸进行
“Paper Secrets” is the tenth grade of the third grade of elementary school, mainly for students to master the scientific method of distinguishing things through “learning” - to use “paper” as the carrier, The method explores the secrecy of paper through the different types of paper