雅思阅读

📖 Reading Passage

The concept of 'cognitive load' refers to the total amount of mental effort being used in the working memory. In educational psychology, it is often divided into three types: intrinsic, extraneous, and germane. Intrinsic load is inherent to the complexity of the material itself, while extraneous load is generated by the way information is presented to the learner. Germane load, conversely, is the effort devoted to processing and understanding the material, which contributes to learning. Research suggests that instructional design should aim to minimize extraneous load, allowing learners to allocate more cognitive resources to germane load. However, reducing intrinsic load is often difficult without simplifying the content, which may compromise learning outcomes. Therefore, effective teaching strategies often focus on optimizing the presentation format to manage overall cognitive load.