教学现状表明．现在的小学生逻辑思维能力较低、条理性差，其重要原因之一就是一些教师教法呆板．忽略了学生思维的主动性，教师的思维替代了学生的思维．教师只是把思维的结果交给学生，而结果是怎样推导出来的学生并不清楚．学生的思维能力得不到培养，既影响了学生智力的发 Teaching status shows. Nowadays, primary school students have lower ability of logical thinking and poor reasoning. One of the important reasons is that some teachers are dull. Ignoring the initiative of students thinking, the teacher's thinking to replace the student's thinking. Teachers simply give the result of thinking to students, and it is unclear how the results are derived. The students 'thinking ability can not be cultivated, which not only affects the students' intelligence development