Children line up for fun in Changzhou, East China's Jiangsu Province on June 1, International Children's Day.

Children enjoy International Children's Day at a kindergarten on Changbai Island in Shenyang, capital of Northeast China's Liaoning Province, on Tuesday.

Children fly in Shenyang, capital of Northeast China's Liaoning Province, on Tuesday.

Children roller skate in Nantong, East China's Jiangsu Province on Tuesday.

Children circulate in the Happy Valley Of Wuhan, Central China's Hubei Province on Tuesday.

Children build a city of the future from cardboard and paper cups on Tuesday at a kindergarten in Shijiazhuang, capital of North China's Hebei Province.

Children cavort on a bounce house in Hohhot, North China's Inner Mongolia Autonomous Region on Tuesday.

Pupils from the Renmin Lu campus of Wucheng Primary Education Group celebrate a campus art festival in Kunming, Southwest China's Yunnan Province on Tuesday.

Children prepare for International Children's Day with activities at a kindergarten in Wuchang, Wuhan, Central China's Hubei Province on Monday. (Photos: VCG)