初中学生处于生理发展的少年期,它们的思维比在小学阶段有较大的发展,开始从具体形象思维向抽象逻辑思维过渡,学习上开始对一些问题喜欢追根问底,独立思考能力发展到一个新的水平,这是我们进行教学工作的有利条件。但是处在这个时期的初中学生,在思维能力的发展上,并不都处于一个水平。而是存在着较明显的个性差异:有些学生思维敏捷,思路灵活,概括能力较强;当然也存在一些思维较缓慢,思维活动往往停留在直观水平上,概括抽象能力差,习惯做一些直接套公式,一步到位的练习题的学生。例如,在根式 Junior high school students are in adolescence of physiological development. Their thinking is more developed than in elementary school. They begin to transition from concrete image thinking to abstract logical thinking. They begin to like to ask questions about some problems and learn to develop independent thinking skills. The new level is an advantage for our teaching work. However, junior high school students at this stage did not all have a single level of thinking ability. But there are obvious differences in personality: Some students have quick thinking, flexible ideas, and strong ability to summarize; of course, there are also some slow thinking, thinking activities tend to stay at the intuitive level, summarize the abstraction ability is poor, and are used to do some direct set Formulas, students in one-step practice questions. For example, in the root