有效利用每节数学课前三分钟左右的时间,通过学生自由展示的方式,以提高学生收集资料、整理资料、合理利用资料的能力。提高学生语言组织和表达能力,锻炼胆魄,充分体现新课程“一切以学生为中心”的原则。它的内容自由,模式固定,要求明确。“它为师生共同开辟学习数学的一片新天地教学实践表明:”合理利用课前三分钟“对整节课的教学有相当的帮助,这个环节可以有效地培养小学生的各种能力。一、课前三分钟活动的过程与方法 Efforts should be made to make effective use of the time of about three minutes before each math class to improve the students’ ability to collect, organize and use information reasonably through the free display of students. Improve students’ language organization and expression skills, exercise courage and fully embody the principles of the new curriculum ”all student-centered “. Its content is free, the model is fixed, the requirement is clear. ”It is a new world for teachers and students to learn mathematics teaching practice shows that: “ rational use of the first three minutes of class ”is quite helpful for the teaching of the whole class, this part can effectively cultivate the various abilities of primary school students. First, three minutes before the course of activities and methods