教学是一种教与学共同进行的双向活动,以教师为主导,以学生为主体。现代建构主义认为,学习不是由教师向学生传授的过程,而是学生建构知识的过程。这就要求教师在数学教学中,创新数学教学方式,放手发动学生,还学生自主权,培养学生的自主探 Teaching is a kind of two-way activities jointly conducted by teaching and learning, with teachers as the mainstay and students as the mainstay. Modern constructivism holds that learning is not a process taught by teachers to students, but a process by which students construct knowledge. This requires teachers in mathematics teaching, innovative mathematical teaching methods, to launch students, but also the autonomy of students, students develop their own exploration