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Where students spend 30 hours per week learning at school, and 27 hours after school ...

„In Beijing-Shanghai-Jiangsu-Guangdong (China) students spend 30 hours per week learning at school, and 27 hours after school.“

OECD (Hrsg.), „PISA 2015 Results (Volume II): Policies and Practices for Successful Schools (2016), S. 227