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每节课一般都要有一定的练习,以巩固所学知识,熟练技能技巧。虽然课本中有较多的习题,但如何恰当地选择,并辅之以一定的补充练习,使所教的内容能被学生较好地掌握呢?近年来笔者在练习设计方面进行了一些尝试,现谈几个练习设计时应注意的问题。 1.要有坡度。练习的设计要考虑到学生掌握知识的情况,使中下学生能通过“跳一跳,摘到果子吃”,而中上学生则也能积极思维。如教学五年制课本第六册应用题例2时,我设计如下几题让学生练习: (1)小明4分钟走了240米。平均每分钟走多少
Each class generally have some practice to consolidate the knowledge, skills and skills. Although there are more exercises in the textbook, how to make proper choices and supplemented by some supplementary exercises so that the content taught can be better mastered by the students? In recent years, the author has made some attempts in practice design, Now talk about a few practice design should pay attention to the problem. Have a slope Exercise designed to take into account the situation of students to master knowledge, so that middle and lower class students through the “jumping, picking fruit to eat,” while middle school students can also be positive thinking. Such as teaching five-year textbook Volume 6 Application Example 2, I designed the following questions for students to practice: (1) Xiao Ming walk 240 meters 4 minutes. The average number of minutes walking