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Students decorate their tent classroom with cartoons in a primary school in Mianzhu, one of the worst-hit cities in the Sichuan earthquake, on May 31, 2008, one day ahead of the International Children's Day.

A Canadian volunteer plays games with students in a primary school in Mianzhu, one of the worst-hit cities in the Sichuan earthquake, on May 31, 2008, one day ahead of the International Children's Day.