一、发散学生探究思路《蚯蚓》一课探究的对象是儿童在生活中经常见到过的,但对它进行直接的、较系统的探究还是第一次。探究蚯蚓的什么秘密’有哪些假定设想’用什么方法或工具进行探究’这些问题都是在探究前学生应该明确的。三年级的孩子系统思考问题、设计探究方案的能力和 First, the divergent students to explore ideas “Earthworm” lesson is the object of the study of children often seen in life, but it is a direct, systematic exploration for the first time. What is the secret of exploring earthworms? What are some of the assumptions envisaged? What are the methods or tools to explore? These questions should be made clear before the inquiry. Third-year thinking of children’s systems, the ability to design exploration programs and