阅读了贵刊在2016年1月下,由汤双老师指导邵冰冰同学写的《正方体搭建新世界》一文,用小正方体拼搭一个立体图形作了探讨,思路清晰、用拼搭实验分析比较、结论完整,真是培养三维空间观念的好文章.值得初学的朋友们参考.由此我联想到在做学生时,曾经想过的一个立体图形的趣题: Read the magazine in January 2016 under the guidance of soup double teacher Shaobing Bing students wrote a “square to build a new world,” a text with a small square to take a three-dimensional graphics were discussed, clear thinking, , The conclusion is complete, it is really a good article to cultivate the concept of three-dimensional space.It is worth for beginners friends for reference.So I am reminded of the three-dimensional graphics of a topic that I had thought of when I was a student: