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苏科版初中数学教材每章之后的复习题分为“复习巩固”、“灵活应用”、“探索研究”三个层次.其中“探索研究”栏目的习题趣味性浓、活动性强,是极其有价值的教学素材.但是,许多教师并不明白如何引导学生探究.有的照本宣科,有的甚至轻易“滑过”.本文就课本七(上)第二章“有理数”后“探索研究”第19题谈谈笔者的做法与建议,以期引起大家对教材中活动素材的重视与开发.一、教学调查原题任意写出一个数字不全相同的四
Su Ke version of junior high school mathematics textbooks after each chapter review questions are divided into “review consolidate ”, “flexible application ”, “exploration research ” three levels of which “exploration research” column exercises interesting Rich and active, is extremely valuable teaching material.But many teachers do not understand how to guide students to explore.Some of the scripted, and some even easily “slip” .This textbook seven (on) second Chapter “rational number ” Four