一、教材简析本课是教科版科学六年级下册《宇宙》单元的第六课时,从本课开始,学生将展开对星座的认识。涉及星座的教学内容分为五个部分,第一部分了解星座,第二部分建一个“星座”模型,第三部分认识夏季主要星座,第四部分开个观察交流会,第五部分制作活动星图。本课时主要是开展前两部分的教学。 A Brief Analysis of Teaching Materials This lesson is the sixth lesson of the “Universe” unit under the sixth grade of science textbooks. From the beginning of this lesson, students will start their understanding of the constellation. Constellation teaching content is divided into five parts, the first part to understand the constellation, the second part to build a “Constellation ” model, the third part of the main summer constellation, the fourth part to open an observation exchange, the fifth part of the production activities star map. This class is mainly to carry out the first two parts of teaching.