新课标强调“学生对数学的认识,不仅要从数学家关于数学本质的观点中去领悟,更要从数学活动的亲身实践中去体验”。布置课外实践作业,旨在让学生在亲身实践中去体验知识、运用知识、激活知识,通过实践激发学生的再学习、再探索、再提高。下面就课外实践作业在教学中的作用谈谈 The new curriculum emphasizes that “students’ understanding of mathematics should not only be understood from the point of view of mathematicians about the nature of mathematics, but also from the hands-on experience of mathematical activities.” The practice of arranging extracurricular activities is designed to enable students to experience knowledge, use knowledge, activate knowledge, and stimulate students’ re-learning through practice, and then explore and then improve. The following talk about the role of extracurricular practice in teaching