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Personal Tutoring
What’s next for China’s after-school tutoring industry?
At a 24-hour coffee shop in Beijing’s Haidian district, private tutor Ming Tian was explaining a math question to students.…
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Mathematic
New mathematical record: what’s the point of calculating pi? | Mathematics
Swiss researchers have spent 108 days calculating pi to a new record accuracy of 62.8tn digits. Using a computer, their…
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