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美国著名教育学家莫里斯·比格指出:“为了有效地对待学生,教师必须考虑‘如果我在这个学生的年龄并有他的心理环境和有同他相似的顿悟和价值的体系,那么,我将做些什么?我为什么这样做?’”现代教学理论表明,教学活动就是教与学之间双边互动的发展过程。它既包含了师生之间的双边互动,又包含了生生之间的互助活动。教师讲授新知内容、解题策略、学生学习数学知识、获取解题技能等过程中,需要教师与学生两者之间
Maurice Bigger, a famous American educator, pointed out: “In order to treat students effectively, teachers must consider ’if I were at the age of this student and had his psychological environment and system of similar epiphany and value similar to him What should I do? Why do I do this? ”Modern teaching theory shows that teaching activities are the process of bilateral interaction between teaching and learning. It contains not only the bilateral interaction between teachers and students, but also the mutual aid between life and life. Teachers teaching new content, problem solving strategies, students learn mathematics, problem solving skills acquisition process, the need between teachers and students