NCO commemorates National Children's Day on the auspicious birthday of our Patron, Her Majesty the Queen Mother Ratna Rajya Laxmi Devi Shah on the 4th of Bhadra of the Nepalese calendar year.

It is celebrated throughout Nepal with much fanfare and programs for the children. The Prime Minister is the Chairperson of the main organizing committee.

National Flag is hoisted at the NCO Central Office premises by the Chief Guest amidst a function to honor children for their talents, bravery, and accomplishments.

Major donors and contributors of NCO are also honored.  National figures on child literature are also recognized for their contribution.  

The morning starts with a rally from Bhrikuti Mandap culminating at NCO Central Office at Naxal in Kathmandu. Hundreds of children from schools and organizations march with banners and placards in a rhythm orchestrated by the band of Nepal Police. 

Various competitions such as singing, dancing, debates, elocution, painting, karate, football, poetry recitation, quiz, etc. are organized on a national level from as early as three weeks prior to the National Children's Day.

Interested children are invited for these competitions through public notices published in the national dailies.

The winners of each category of competitions receive certificates, medals and prizes.

A cultural program is organized showcasing these talented children on the National Children's Day at a cultural hall in the capital.