Pupils wearing boater hats as part of their school uniform pose for a group picture outside the V & A museum in London, England.
Children from the Rainbow-Hill Christian school wait to sing to wish former South African President Nelson Mandela well outside his house in Houghton in 2013.
Somali student walk to attend classes at Bustaale Primary and Secondary school in Mogadishu.
Young monks stand at their school inside Thiksey Monastery.
Kadidiatu Swaray, 18, (left) and her friend Mabinty Bangura, 15, arrive for class at the Every Nation Academy private school in Makeni.
Children, wearing red neckerchiefs, a symbol of the Pioneer Organization, attend a ceremony for the inauguration of 18 new members.
A girl in a school uniform plays at Bashantapur Durbar Square after school in Kathmandu.
Students from a high school cheer for their seniors in front of a college entrance examination hall before the test begins.
Schoolgirls in traditional uniforms sing Ukraine's national anthem as they attend a ceremony of the first day in school at a cadet lyceum in Kiev.
Students hold up plastic flowers and Cambodian flags during celebrations marking the 62nd anniversary of the country's independence from France in 2015.
High school students sign on uniforms to celebrate the ending of the four-day national exams in Medan.
Students who live in Shenzhen line up for a school bus after school in Hong Kong before crossing the border back to mainland China.
Japanese elementary school children walk together as they leave school.
Children play during their break at Jigme Losel primary school in Thimphu.
Dick Dryden (left), a volunteer chaperone, looks for khaki uniform pants during a "ChildSpree" back-to-school shopping event in San Jose, California. The event provides 100 children in need of economic assistance, $100 each to shop for new clothes in preparation for the upcoming school year.