板书设计是一节课教学内容的精华,应该条理清楚、设计新颖而艺术,能引起学生的思考,有利于学生抽象概括,利于学生构建知识网络。下面是一节《圆的认识》课堂教学的板书设计。它有以下几个特点: 1.这节课学生所要掌握的知识点,板书设计中基本都网络化的体现。学生只要认真的观察板书便可 The design of the blackboard is the essence of a class of teaching content. It should be clear, the design of new and art, can arouse the students' thinking, is conducive to students abstract summary, which is conducive to students to build knowledge network. The following is a section of “round understanding” of the classroom design of the writing design. It has the following characteristics: 1. This class students have to master the knowledge point, the basic design of the blackboard are network embodiment. Students only need to carefully read the blackboard