In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
Tickling was a form of torture used in ancient China on nobility because it left no mark and recovery was quick.
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In the U.S. the typical school year is 180 days long. In China, the typical school year is 251 days.
7
The yin-yang pattern's earliest use is in Rome - not China!
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