South sudanese pupils in a school, Boya Mountains, Imatong, South Sudan

Mursi Tribe Boys In A School, Mago Park, Omo Valley, Ethiopia

African children in a koranic school classroom, Tonkpi Region, Man, Ivory Coast

Child with her teacher in a primary school, Nyungwe Forest National Park, Gisakura, Rwanda

African boy standing in front of a mural depicting a pupil who works well at school, Savanes district, Boundiali, Ivory Coast

North korean teens defectors in yeo-mung alternative school, National capital area, Seoul, South korea

Children At School, Mrauk U, Myanmar

Tanzania, Ashura region, Ngorongoro Conservation Area, maasai teacher inside a school

Salar ethnic minority children in a school, Qinghai province, Xunhua, China

Hamer Tribe Girl In A School, Turmi, Omo Valley, Ethiopia

School in pemba, Tanzania

Long neck school, Near mae hong son, Thailand

Children In A Coranic School, Rangon, Myanmar

Bushman Children In A Classroom, Grashoek Primary School., Namibia

Pupils In A School, Tepi, Ethiopia

School in volcanoes national park area, Northwest Province, Rehengeri, Rwanda

Yezedi Refugees From Sinjar Living In A School, Zohar, Kurdistan, Iraq

Patriotic and military billboard in a school, North Hwanghae Province, Sariwon, North Korea

Girl Drawing A Lion In Africat Foundation School, Okonjima, Namibia

Children in a primary school, Nyungwe Forest National Park, Gisakura, Rwanda

Portrait of a cute swahili girl, Lamu County, Lamu, Kenya

Turkmen Boy With Freshly Shaved Head At A Coranic School, Golestan Province, Karim Ishan, Iran

Novice buddhist monks, Nam deng, Laos

Group of pupils showing Lamu on painted map at school, Lamu County, Lamu, Kenya