Children play on the outskirts of the a refugee camp in Khan Younis, Gaza Strip on January 10, 2020. (Photo by Yousef Masoud/Echoes Wire/Barcroft Media)





Children take part in a memorial ceremony for Holocaust victims at the Synagogue Jewish community center in Yekaterinbueg, Russia on January 27, 2020. January 27 was named International Holocaust Remembrance Day by the General Assembly of the United Nations in 2005. (Photo by Donat Sorokin/TASS)





Soldiers apply camouflage paint to girls at the “The great strength of Mexico” army exhibition in Mexico City February 20, 2012. The exhibition is part of celebrations for the country's Army Day and Air Force Day, local media reported. (Photo by Tomas Bravo/Reuters)





Sorbian girls joke as they wait for celebrations of “Vogelhochzeit”, or “Ptaci kwas” in Sorbian (lit.: marriage of birds), at the Sorbian school in Reackelwitz near Bautzen, Germany, 24 January 2020. The old Sorbian traditional festival “Ptaci kwas” celebrates the approaching end of winter. The Western Slavic people of the Sorbs are acknowledged as a national minority with their own language in eastern Germany. (Photo by Filip Singer/EPA/EFE)





A Syrian child, one of those who fled from government forces' advance on Maaret al-Numan in the south of Idlib prvoince, sleeps on a futon in the open at a camp for the displaced near the town of Dana in the province's north near the border with Turkey, on December 27, 2019. (Photo by Aaref Watad/AFP Photo)





Zac Maher plays in algae, known as “cornflake seaweed” at Palm Beach, Gold Coast, Australia on December 3, 2019. The council says the build up of the seaweed is due to current weather conditions and is a natural process at this time of year. (Photo by Dave Hunt/AAP)





Girls play in front of a snow sculpture for the upcoming Harbin International Ice and Snow Sculpture Festival, in the northern city of Harbin, Heilongjiang province, China on January 3, 2020. (Photo by Aly Song/Reuters)





Young flag bearers get soaked by the ground’s sprinkler system before the start of the match Cardiff City v Swansea City in Cardiff, Wales on January 12, 2020. (Photo by Gareth Everett/Huw Evans/Rex Features/Shutterstock)





Syrian children warm up near a fire at muddy ground at Yavru Fida Camp with 90 tents in Idlib, Syria on January 7, 2020. Syrian families, fled from Assad regime and Russian attacks in Syria and moved to safe areas in Idlib, live in harsh conditions at the camp due to lack of basic needs on winter days. (Photo by Esra Hacioglu/Anadolu Agency via Getty Images)





An indigenous boy plays with a Peteca (Shuttlecock) in Piaracu village, near Sao Jose do Xingu, Mato Grosso state, Brazil, on January 16, 2020. Dozens of Amazon indigenous leaders have gathered in the heart of the threatened rainforest to form an alliance against Brazilian President Jair Bolsonaro's environmental policy and his threats to throw their homelands open to mining concerns. (Photo by Carl de Souza/AFP Photo)





A boy holds a makeshift rifle as the Regional Coordinator of Community Authorities (CRAC-PF) community police force teaches a group of children how to use weapons, at a basketball court in the village of Ayahualtempan, Guerrero State, Mexico, on January 24, 2020. The CRAC-PF vigilante group trains children as young as five so they can protect themselves from drug-related criminals groups operating in the area. (Photo by Pedro Pardo/AFP Photo)





This photograph taken on October 18, 2016 shows Afghan youths playing with a kite on the outskirts of Jalalabad. (Photo by Noorullah Shirzada/AFP Photo)





Participants wearing costumes attend a Halloween party at a village in Bangkok, Thailand, October 31, 2019. (Photo by Athit Perawongmetha/Reuters)





A child draws near her house in Debaltseve, eastern Ukraine, February 5, 2015. Five more Ukrainian soldiers have been killed in fighting with Russian-backed separatists in the past 24 hours, a military spokesman said on Thursday. The fresh casualties were announced as separatists continued attacks on Debaltseve, a key rail hub northeast of the big city of Donetsk which government troops are holding despite strong pressure from the rebels. (Photo by Gleb Garanich/Reuters)





Visitors slide down artificial snow in a wintery scene to celebrate the upcoming Christmas holiday in Serpong on the outskirts of Jakarta, Indonesia, Monday, December 23, 2019. (Photo by Tatan Syuflana/AP Photo)





A girl wearing costume made of bearskin eats after performing a dance in the town of Comanesti, Romania December 30, 2016. People from this region follow a pre-Christian rural tradition where they sing and dance to ward off evil. (Photo by Stoyan Nenov/Reuters)





Internally-displaced Afghan children watch a girl jump with a skip rope at a refugee camp in Ghazni on February 11, 2015. (Photo by Sayed Zakeria/AFP Photo)





A Syrian girl, who was evacuated from the last rebel-held pockets of Syria's northen city of Aleppo, eats upon arriving on December 20, 2016 in the opposition-controlled Khan al-Assal region, west of the embattled city. At least 25,000 people have left the bombed-out eastern districts of Syria's Aleppo since evacuations began last week, the International Committee of the Red Cross said. (Photo by Baraa Al-Halabi/AFP Photo)





In this December 3, 2019, photograph a ballerina of the Arabesque Children's Ballet Ensemble, waits to go on stage during a show featuring children with Down syndrome, in Bucharest, Romania. Children with Down syndrome staged a fashion show and performed along a ballet ensemble, two milestone events for the inclusion of people with disabilities in Romania's social life, 30 years after the fall of communism following a violent uprising at the end of 1989. (Photo by Vadim Ghirda/AP Photo)





Migrant children run away from clashes with Mexican National Guards after their group crossed the Suchiate River on foot from Guatemala to Mexico, on the riverbank near Ciudad Hidalgo, Mexico, Monday, January 20, 2020. More than a thousand Central American migrants hoping to reach the United States marooned in Guatemala are walking en masse across a river leading to Mexico in an attempt to convince authorities there to allow them passage through the country. (Photo by Santiago Billy/AP Photo)