Information processing strategies and cognitive modelling are found most helpful in their second stage of analysing the problem.

信息处理策略和认知模型为学生第二阶段的学习铺平了道路。

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This is partly due to a lack of university courses that teach cognitive modelling and partly due to the demands that modelling places on one's skills.

这部分可能源自于心理系所鲜少开设相关的课程，也或者是它需要较高的程式设计能力。

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