SuperMemo Guru。

This site offers texts on memory, learning, sleep, creativity, problem solving, brain science, health, and education。
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1. 学习 ​Learning
2. 创造力 Creativity
3. 智力 Intelligence
4. 睡眠 Sleep
5. 教育 Education
6. 记忆 Memory
7. 健康 Health
8. 效率 Productivity
9. 误解 Myths