Smog alerts promote online education

By Zhao Xinying, China Daily

Beijing’s two recent red alerts for air pollution led to the suspension of classes at primary and middle schools in the capital, but online education platforms experienced a boom. According to, an Internet-based K12 homework service, the number of newly registered users on Dec 8 was almost three times as many as the day before, with 3,000 teachers and 160,000 students in Beijing assigning and doing homework there. Users of Homework Box, a mobile app that has similar functions to, hit a new high in the number of questions downloaded and worked on by students from Dec 7 to 9, when Beijing issued its first red alert for air pollution and primary and middle schools of the capital suspended classes for three days.

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