《镜面对称》教学反思（Reflection on teaching mirror symmetry）.doc

《镜面对称》教学反思（Reflection on teaching mirror symmetry） Always think mirror symmetry is a difficult course, a challenge to one, this time by the Department of the second grade observation object unit theme of opportunity, I accepted the mirror symmetry teaching task honored, finally got his wish. The process of preparing lessons is difficult, because students are doing it everyday in the mirror. It seems very simple, but once it rises to math, it is difficult to think. In the preparation before, I do a lot of work: repeated experiments found that one of the mysteries of the mirror; and the same group of teachers, understand each question the truth; Internet access to a large number of data, have a more clear understanding of mirror symmetry. Because in order to give a student a glass of water, he really needs to have a bucket of water. It pays attention to the effect of todays teaching. It has reached my expectation. I reflect on the lesson carefully. I am quite satisfied with it. Proud of one: pre-school layout, ingenuity Mirror symmetry is a highly operational lesson, which allows students to see the mirror symmetry in the mirrors intuitive experience. But the classroom put a big mirror for teaching, for our existing conditions is too unrealistic, with the childs hand mirror, and can not clearly experience the left and right position of change, can not achieve the desired results. So I want to just put my mirror job at home. In order to ensure the quality of the operation, I carefully designed the homework paper, and use a warm and inspiring opening language to arouse the students enthusiasm for taking part in the mirror activities. I designed 4 levels of mirror experience activities, each of which presented detailed and explicit requirements to ensure that the child was able to complete it independently. The most important thing I designed was not to let the children play in the mirror simply, but I put forward a clear question before each activity. Let the students t