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1初中生的特点按照皮亚杰(J.Piaget)关于个体智力发展年龄阶段的划分,初中阶段正是“形式运算”阶段(12—15岁)。这个阶段的主要思维特点是,在头脑中可以把事物的形式和内容分开,可以离开具体事物,根据假设来进行逻辑推演,能运用形式运算来解决诸如组合、包含、比例、排除、概率及因素分析等逻辑课题。这说明初中生思维活动的基本特点是抽象思维占主导地位,缺
1 The characteristics of junior high school students According to J. Pigage’s division of the age of individual intellectual development, the junior high school stage is the “formal operation” stage (12-15 years old). The main thinking feature of this stage is that in the mind can separate the form and content of things, can leave specific things, perform logical deductions based on assumptions, and can use formal operations to solve such issues as composition, inclusion, proportion, exclusion, probability and factors. Analysis and other logical issues. This shows that the basic characteristic of junior high school students’ thinking activities is that abstract thinking predominates.