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, on the other hand, is the effort devoted to processing and understanding the material, which can lead to schema construction. Research suggests that effective instructional design should aim to reduce extraneous load, thereby freeing cognitive resources for germane processing. However, overly simplifying material may inadvertently decrease germane load, as learners may not engage deeply enough to build robust mental models. Thus, a balance between instructional support and learner challenge is crucial for optimal learning outcomes.