The concept of 'cognitive load' refers to the total amount of mental effort being used in the working memory. In educational psychology, cognitive load theory suggests that learning is most effective when instructional materials are designed to reduce extraneous cognitive load, allowing learners to focus on essential information. Research has shown that when learners are presented with complex, multi-modal information simultaneously, their working memory can become overwhelmed, hindering the transfer of knowledge to long-term memory. Conversely, presenting information in a segmented or sequential manner can optimize cognitive processing. This has significant implications for the design of digital learning environments, where multimedia elements must be carefully integrated to avoid overburdening the learner. Thus, understanding cognitive load is crucial for educators and instructional designers aiming to enhance educational outcomes.
❓ Theo đoạn văn, yếu tố then chốt trong việc học hiệu quả là gì?
A. Trình bày tất cả thông tin cùng một lúc để đảm bảo tính đầy đủ
B. Giảm thiểu nỗ lực tinh thần không cần thiết thông qua tài liệu được thiết kế tốt
C. Tăng độ phức tạp của các nhiệm vụ để thử thách người học
D. Chỉ sử dụng hướng dẫn bằng lời nói để tránh quá tải thị giác.
✅ 正确答案
Reducing unnecessary mental effort through well-designed materials
IELTS Reading Tips
Skim the questions first, underline keywords, then locate in the passage
Watch for paraphrasing; correct answers are often reworded
Be wary of absolute statements (all, always, never) — usually wrong
Pay attention to content after transition words (however, but, yet)
Manage time: about 20 minutes per passage; skip difficult questions first