为了教好四季星座这部分内容,我查阅了大量的资料,经过反复构思、修改制成了“天文伞”。通过几年在教学中的使用,效果很好。现将制作及使用方法介绍如下。1 制作 用一把布伞的内壁表示北天,其组成可以包括两个部分。 1.以伞顶尖部表示北极星,用各色彩珠定位在伞的内壁上表示各个主要星座,用黄 In order to teach this part of the Four Seasons Constellation, I consulted a lot of information, and after repeated conceiving and modifying it, I made an astronomical umbrella. Through a few years of use in teaching, it works well. The production and use methods are described below. 1 Production The northern sky is represented by the inner wall of a cloth umbrella. Its composition can include two parts. 1. The North Star is represented by the tip of the umbrella, and the main constellation is represented by the positioning of various colored beads on the inner wall of the umbrella.