Knoll in Belgium in 1976 grams of biennial international poetry founded the world children's songs, by children under the age of 13 every year on March 21 (24 solar terms in the fourth throttle the vernal equinox) -- the first day of spring. Theme is: care for children, make peace, the abolition of war, the construction of their homes. This activity obtained the recognition and support of the United Nations educational, scientific and cultural organization. On this day each year, the children organizations, education institutions in various forms to celebrate this festival.

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Each year since 1999 in our country, have various forms of activities to celebrate world day nursery rhymes.

1976年在比利时克诺克的两年一度的国际诗歌会中创立了世界儿歌日，由13岁以下的儿童每年在3月21日(二十四节气中的第4个节气春分)———春天到来的第一天举行庆祝活动。主题是：关爱儿童、缔造和平、消灭战争、建设家园。这项活动得到了联合国教科文组织的认可和支持。每年这一天，各国儿童组织、教育机构用各种形式庆祝这一节日。

我国从1999年开始，每年举行各种形式的活动庆祝世界儿歌日。