Lucie Clayton instructs pupils in the art of correct posture by balancing a glass and book on their heads at her finishing school in Old Cavendish Street, London. (Photo by William Vanderson/Fox Photos/Getty Images). 25th November 1936

Ketula Melo from the Imperatriz Leopoldinense samba school performs during Carnival celebrations at the Sambadrome in Rio de Janeiro, Brazil, Friday, April 22, 2022. (AP Photo/Bruna Prado)

Elementary school sumo wrestlers compete in the sumo ring during the Wanpaku sumo-wrestling tournament in Tokyo, Japan on October 29, 2022. (Photo by Kim Kyung-Hoon/Reuters)

Australian ballet dancer Marilyn Rowe prepares to perform Swan Lake with the Australian Ballet at the Canberra Theatre in 1978. Rowe was appointed director of the Australian Ballet School in 1999. (Photo by John Crowther/The Guardian)

Students prepare a floral decorative design “Rangoli” during the celebrations to mark the annual harvest festival of 'Onam' at a school, in Chennai on September 10, 2024. (Photo by R.Satish Babu/AFP Photo)

Volunteer of the SICS “Italian rescue dog school”, during a water rescue training session, inside the Averno lake in Pozzuoli. Italy, on October 26, 2024. (Photo by Vincenzo Izzo/Sipa USA)

Elementary school sumo wrestlers compete in the sumo ring during the Wanpaku sumo-wrestling tournament in Tokyo, Japan July 30, 2017. (Photo by Kim Kyung-Hoon/Reuters)

Girls sits on a bench during summer at the Central Park in New York, United States, 2011. (Photo by An Rong Xu)