数学教育家斯图利亚尔说过:“数学教学是数学活动的教学”.新课程也强调数学活动是教学中的重要作用,数学活动的过程就是师生交流、共同发展的过程,是数学观察、实验、猜测、验证、推理与交流、问题解决等实践和思维活动.在数学活动中,学生的主体地位特别突出,“动”是活动课的基本特点,它是以学生操作、实践活动为主,做到学与用相结合,动手与动脑相结合,知识性与实用性相结合,思想性与趣味性相结合,这是活动课的主 Mathematics educator Stuart Ralph said: “Mathematics teaching is the teaching of mathematics activities.” The new curriculum also emphasizes the importance of mathematical activities in teaching, the process of mathematical activities is the exchange of teachers and students, the common development process, Is the practice and thinking activity of mathematical observation, experiment, speculation, verification, reasoning and communication, problem solving, etc. In mathematics activities, the student’s dominant position is particularly prominent, “movement ” is the basic characteristics of the activity class, Operation, practice-based activities, learning and use to do with the combination of hands and brains combined with the combination of knowledge and practicality, ideological and interesting combination of this is the activity of the main