Young gymnasts practice pull-up on a bar at a gymnasium of a sports school in Jiaxing, Zhejiang province April 11, 2015. (Photo by William Hong/Reuters)

Young girls practice acrobatic skills in the Sichuan Provincial Art School July 14, 2008 in Chengdu of Sichuan Province, China. (Photo by China Photos/Getty Images)

Young girls attend a training session in MGFSO Olympic reserve school in Moscow on May 30, 2016. (Photo by Kirill Kudryavtsev/AFP Photo)

Young contortionists practice at a training school in Ulaanbaatar, Mongolia, July 4, 2016. (Photo by Natalie Thomas/Reuters)

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)

Drum queen of the Unidos do Viradouro samba school Erika Januza performs during the first night of the Carnival parade at the Sambadrome in Rio de Janeiro, Brazil, April 23, 2022. (Photo by Amanda Perobelli/Reuters)

School students attend a pioneer induction ceremony in Moscow's Red Square in Moscow, Russia on May 22, 2022. Pro-Communist Russians are trying to preserve the Young Pioneers, which used to be the Communist league for pre-teens in the Soviet Union. (Photo by Sergei Karpukhin/TASS)

The Rossiya (Russia) brig sails along the Neva River during a dress rehearsal of the 2021 Scarlet Sails Festival for school leavers in St Petersburg, Russia on June 25, 2021. (Photo by Peter Kovalev/TASS)