一、为学生创设自主学习的氛围,培养自主意识创设宽松、愉快、和谐、自主的学习氛围,学生自然就会对学习产生兴趣,开启思维,开阔思路,掌握自主学习的主动权。例如:在教学梯形的认识这节课,课前创设了一个猜图形游戏,把正方形、长方形、三角形、平行四边形、梯形若干个装在一个大盒子里,每次出示图形的一部分,让学生猜一猜是什么图形,说明你是怎样想的,学生就可以根据出示的某一图形的一部分进行猜图游戏,自主意识由然而生。最后出示的是梯形,先出示上底和一个腰的部分,看上去是三角形,再慢慢出示另一个腰的部分,学生产 First, to create a self-learning atmosphere for students to develop their own sense of independence to create a relaxed, happy, harmonious and independent learning environment, students naturally will have an interest in learning, open thinking, broaden their thinking, master the initiative of independent study. For example, in the teaching of trapezoid awareness lesson, a guessing game was created before class, putting square, rectangle, triangle, parallelogram and trapezoid in a big box. Each time a part of the figure is presented, students can guess Guess what kind of graphics, shows how you think, students can show part of a graphic to guess the game, but by the spontaneous consciousness. The final show is a trapezoid, the first show on the bottom and a waist section, appears to be a triangle, and then slowly show another part of the waist, students produce