科学在不断地发展,社会在不断地进步。如何搭建一个适合学生发展的平台,使学生的实践能力得到快速地发展,这是每一个科学教师都必须要面对的问题。为此,我们在教学中必须把培养学生的实践能力当做第一要务,时时想着搭建一个合适的平台,为学生的动手实践提供机会。在教科版五年级上册科学课本第二单元《光的反射》一课中,为了巩固所学的知识,培养学生的动手能力,教材中安排了“制作简易潜望镜”这个动手操作题来达到这个目的。我在教学 Science is constantly evolving and society is constantly evolving. How to build a platform suitable for the development of students so as to enable students to develop their practical ability rapidly is a problem that every science teacher must face. For this reason, we must regard the cultivation of students’ practical abilities as the most important task in our teaching. We always think about setting up a suitable platform to provide students with hands-on experience. In the fifth edition of the textbook of grade five scientific textbook unit “reflection of light” in a class, in order to consolidate the knowledge learned and develop students’ abilities, teaching materials arranged “make simple periscope,” the hands-on problem to achieve This purpose I am teaching