前置性学习是生本教育理念的一个重要表现形式。它指的是教师向学生讲授新课之前,让学生先根据自己的知识水平和生活经验所进行的尝试性学习。任何一堂课都不应该从零开始,学习者原有的认知结构和所学习的有意义材料结合起来,才是有效的学习。课堂教学是师生双边互动、合作的过程,通过前置性学习,让学生对新知识有初步的感受和理解,可以促进学生更有目的地进行课堂学习。最近,上了一节《数字与信息》,我从以下几方面来 Pre-oriented learning is an important manifestation of the concept of student-centered education. It refers to the teacher before teaching a new lesson to students, according to their own knowledge level and life experience of the tentative learning. Any lesson should not be from scratch, the original cognitive structure of learners and learn the meaningful material, is effective learning. Classroom teaching is a process of bilateral interaction and cooperation between teachers and students. Through pre-learning, students can have initial feelings and understanding of new knowledge, which can promote students to learn more in-class. Recently, on a “number and information”, I from the following aspects