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 settings, cognitive load theory suggests that instructional design should minimize extraneous cognitive load to facilitate learning. Extraneous load is generated by the manner in which information is presented to learners, such as unnecessary visual distractions or complex language. By contrast, intrinsic load is inherent to the complexity of the subject matter itself, and germane load is the effort devoted to processing and understanding the material. Research indicates that when extraneous load is reduced, learners can allocate more working memory resources to germane processes, thereby improving comprehension and retention. However, overly simplifying content may reduce intrinsic challenge, potentially hindering deep learning. Thus, effective instructional materials must balance these types of cognitive load to optimize educational outcomes.