论文部分内容阅读
良好的开端是成功的一半。精心设计和巧妙运用课前导入,是数学课堂教学中的一个重要环节。有趣味精彩、悬念突起的导入能引起学生一系列积极的心理效应,它起着激发和调动学生情绪、集中学生注意力;渗透主题、明确目标及提高效率等作用同时为课堂教学增光添彩。一、德育渗透作用利用古人奇事给人以震撼,适当地引入一些妙趣横生的典故来导入新课,既可以激发学生的求知欲,又增强了学生的感性认识,同时渗透德育教育。例如在讲解“韦达定理”时不妨利用课后的阅读材料,先给学生讲十六世纪法国伟大的数学家韦达救国的故事:在法兰西与西班牙的战争中,西班牙通过密码在法国境内秘密发送情报,在这国家和民族的危急关头,一位数学家借助数学知识破译了
Well begun is half done. Meticulous design and clever use of pre-class import, mathematics classroom teaching is an important part. Interesting and wonderful, the introduction of suspense projection can cause students a series of positive psychological effects, which plays a role in stimulating and mobilizing students’ emotions, focusing on students; infiltration of themes, clear objectives and improve efficiency, while adding luster to classroom teaching. First, the infiltration of morality Using the wonders of the ancients to shock, appropriate introduction of some fun stories to import new lessons, both to stimulate students ’curiosity, but also enhance the students’ perceptual knowledge, while penetrating moral education. For example, in explaining “Vedndy ” may wish to use the reading materials after class, give students the story of the 16th century French great mathematician Vedda save the country: France and Spain in the war, the Spanish password in France Secrets sent within the territory of intelligence, at the critical juncture of this country and nation, a mathematician deciphered with mathematical knowledge