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近来,小组合作学习由于其独特的优势越来越受到教师的青睐。于是,在执教“长方形和正方形的特征”这一课时,在主要环节设计中,我也主要采用了小组活动的形式。目的是想通过折一折、量一量、比一比的方法,让学生得出长方形的特征是:四条边对边相等,四个角都是直角;正方形的特征是:四条边都相等,四个角都是直角。虽然自认为设计考虑得较为周全,但小组活动情况却不太理想,主要问题出在以下
Recently, group cooperative learning has gained increasing popularity among teachers due to its unique advantages. As a result, during the course of teaching “Characters in Rectangles and Squares”, I mainly adopted the form of group activities in the design of the main links. The purpose is to pass a fold, the amount of one, than one way to let students draw a rectangular feature is: four sides of the same edge, the four corners are at right angles; square features are: four sides are equal, All four corners are right angles. Although I think the design considerations are more comprehensive, but the group activities are not ideal, the main problem lies in the following