一位特级教师说过这样的话:教3+2=5的教师是合格教师,教3+2=?的教师是好教师,而用3+2=6来教的教师才是优秀教师!只要有认知,就会有错误,“错误”伴随学生学习的始终.追求滴水不漏、对答如流、难容错误的传统课堂已经不适应新课程的要求,利用好学生的“错误”可以激发学生的心理矛盾和问题意识,更好地促进学生的认知和发展.在平行四边形的判定一节,我设计了一道题,给出3个条 A top teacher said something like this: Teachers who teach 3 + 2 = 5 are qualified teachers, teachers who teach 3 + 2 =? Are good teachers, and teachers who teach 3 + 2 = 6 are excellent teachers! Cognitive, there will be mistakes, “mistakes ” with the students always learn the pursuit of drip, leaky, hard to tolerate the mistakes of the traditional classroom has not adapted to the requirements of the new curriculum, make good use of the students “error ” can be stimulated Students ’psychological contradictions and problem awareness, to better promote the students’ cognition and development.In the parallelogram judgment section, I designed a question, given three articles