Children attend an Arabic class at a school in Sanaa, Yemen, on Sept. 8, 2021. The International Literacy Day declared by UNESCO is observed each year on Sept. 8.Photo:Xinhua
Children attend an Arabic class at a school in Sanaa, Yemen, on Sept. 8, 2021. The International Literacy Day declared by UNESCO is observed each year on Sept. 8.Photo:Xinhua
Children attend an Arabic class at a school in Sanaa, Yemen, on Sept. 8, 2021. The International Literacy Day declared by UNESCO is observed each year on Sept. 8.Photo:Xinhua
Children attend an Arabic class at a school in Sanaa, Yemen, on Sept. 8, 2021. The International Literacy Day declared by UNESCO is observed each year on Sept. 8.Photo:Xinhua
A child takes note during a class at a school in Sanaa, Yemen, on Sept. 8, 2021.The International Literacy Day declared by UNESCO is observed each year on Sept. 8.Photo:Xinhua