Children try to erect eggs to mark 'Chunfen'(1/4)

Children try to erect eggs in a kindergarten in Zhangjiakou City, north China's Hebei province, March 20, 2015. Saturday marks "Chunfen" of this year, which literally means Spring Equinox or Vernal Equinox. It falls on the day when the sun is exactly at the celestial latitude of zero degrees. It is said that on the day of "Chunfen" the eggs can be erected. (Photo: Xinhua/Chen Xiaodong)