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, instructional designers often aim to manage cognitive load to optimize learning. According to Sweller's cognitive load theory, learning is hindered when the intrinsic load (complexity of the material) and extraneous load (how the material is presented) exceed the learner's working memory capacity. However, recent studies suggest that a moderate level of germane load, which involves the mental resources devoted to processing and understanding the material, is beneficial. This has led to a shift from purely reducing cognitive load to strategically balancing it, especially in multimedia learning environments where visual and auditory information compete for attention.