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学生对知识意义的建构必然要借助一定的操作对象,因此教师在教学过程中必须为学生的主动建构提供丰富的相关材料,要给学生提供能引发深入思考的素材,促进高水平思维的参与和发展。要紧密联系社会生活实际,把学习置于真实的、复杂的情境之中,新课程化学教材中的“思考与交流”栏目很好地为我们提供了这一素材,它的设置不仅丰富了教材的内容与视野,也为学生提供了主动参与、乐于探究、积极实践的机会,为学生学习方式的转变提供了有效的条件。
The construction of knowledge meaning is bound to be based on certain operational objects. Therefore, during the process of teaching, teachers must provide abundant relevant materials for students’ initiative construction. Students should be provided with materials that can lead to deep thinking and promote the participation of high-level thinking development of. It is necessary to closely connect with the reality of social life and place learning in a real and complex situation. The “Thinking and Communication” section of the new course chemistry textbook provides us with this material well, and its setting is not only rich The content and vision of the textbook also provide students with opportunities for active participation, willingness to explore and practice, and provide effective conditions for the students to learn the way to change.