Young Legong dancer portrait, Ubud, Bali on October 25, 2023. While the childrens' parents are out working, in pursuits including farming, fishing and clothes making, their offspring spend the long sunny days making their own fun, and as these pictures show not a minute is wasted. (Photo by David Lazar/Animal News Agency)

Children playing on Walled City rooftop in Hong Kong, 1989. The lack of formal governance in the Walled City led to challenges, but it also fostered a unique system of informal social order. (Photo by Greg Girard/The Guardian)

Kimono-clad Japanese young women stand in a train after attending a Coming of Age Day ceremony at Yokohama Arena, in Yokohama, Japan, 13 January 2025. Thousands of participants attended the ceremony of the Coming of Age Day in Yokohama, the day celebrating all those who reached 20 years of age, which is considered adulthood in Japan. (Photo by Franck Robichon/EPA/EFE)

Young Muslim worshippers stand in the rain at the shrine of the 12th-century Sunni cleric Abdul Qadir al-Jilani (Gilani) in Baghdad as people gather to perform the prayers for Eid al-Fitr, which marks the end of the Muslim holy fasting month of Ramadan, as observed locally on March 31, 2025. (Photo by Ahmad Al-Rubaye/AFP Photo)

A pupil arrives on the first day of school at Yas American Academy in Abu Dhabi in the last decade of August 2025. (Photo by Victor Besa/The National)

Pedestrians cover their face as they walk along the dusty road in Kathmandu, Nepal February 27, 2017. Nepal has forced 2,500 old vehicles off roads in its capital city of Kathmandu, part of a fight against alarming air pollution levels that have hit nine times World Health Organisation (WHO) limits. Air pollution has been a chronic problem in rapidly growing Kathmandu, which sits in a Himalayan valley and is home to more than 3mn people. (Photo by Navesh Chitrakar/Reuters)

Aoife Brack (Gorey, Wexford) with Sean Brack on her shoulders having great fun with the Bubble performers at the Kaleidoscope festival in Russborough House, Co. Wicklow, Ireland on July 2, 2023. (Photo by Nick Bradshaw for The Irish Times)

(L-R) Singers Kelly Rowland, Beyonce and Michelle Williams perform during the Pepsi Super Bowl XLVII Halftime Show at the Mercedes-Benz Superdome on February 3, 2013 in New Orleans, Louisiana. (Photo by Ezra Shaw/Getty Images)