pupils

Pakistani schoolchildren look out the doorway of their school, before a special class about the victims killed in Tuesday's Taliban attack on a military-run school in Peshawar, at Ranrra school in Rawalpindi, Pakistan, Friday, Dec. 19, 2014. Pakistani jets and ground forces killed 67 militants in a northwestern tribal region near the Afghan border, officials said Friday, days after Taliban fighters killed 148 people   most of them children   in a school massacre.

Muhammed Muheisen/AP

Pakistani schoolchildren look out the doorway of their school, before a special class about the victims killed in Tuesday’s Taliban attack on a military-run school in Peshawar, at Ranrra school in Rawalpindi, Pakistan on Friday

Indian school children observe two-minutes of silence to pray for the victims who were killed in an attack at the Army run school in Peshawar, Pakistan, during their prayer meeting, in New Delhi, India, 17 December 2014. Nearly 140 people, the vast majority children, were killed at a military-run school in north-western Pakistan Tuesday in an attack by Islamist militants. At least 139 people including more than 125 children died before army commandos killed all six attackers and regained control of the building. Indian Prime Minister Narendra Modi condemned the terror attack and called two minutes silence in school's across the nation

Money Sharma/EPA

Schoolchildren in New Delhi, India, observe a two-minute silence on Wednesday to pray for the victims killed in the attack at an army run school in Peshawar, Pakistan

Pakistani boys attend school on the International Student Day in Peshawar, Pakistan, 17 November 2014.  International student Day is marked annually on 17 November.

Bilawal Arbab/EPA

Boys attend school on the International Student Day in Peshawar, Pakistan

Students take notes during an English language class at the Juba Nabari Primary School, in Juba on April 9, 2014. Recent conflict in the country has made resources scarce, many civil servants, including teachers, have not received their pay for several months.

Andrei Pungovschi/AFP

Students take notes during an English language class at the Juba Nabari Primary School, in Juba on Wednesday. Recent conflict in South Sudan has made resources scarce, with many civil servants, including teachers, not receiving their pay for several months.

Kindergartners drink waters near a poster to mark the World Water Day, which falls on March 22, on Cheonggye Stream in Seoul, South Korea, Thursday, March 20, 2014.

Ahn Young-joon/AP

Kindergartners drink waters near a poster to mark the World Water Day, which falls on March 22, on Cheonggye Stream in Seoul, South Korea.

Students apply coloured power onto their teacher's head during Holi celebrations at a school in the western Indian city of Ahmedabad March 14, 2014. Holi, also known as the Festival of Colours, heralds the beginning of spring and is celebrated all over India.

Amit Dave/Reuters

Students apply coloured powder onto their teacher’s head during Holi celebrations at a school in the western Indian city of Ahmedabad. Holi, also known as the Festival of Colours, heralds the beginning of spring and is celebrated all over India

Pakistani students of a madrassa, or Islamic school, some sleeping while others study, in a Mosque in Islamabad, Pakistan, Monday, Feb. 24, 2014. Islamic schools form an important function within the Pakistani educational system, providing for many Pakistanis, the only educational institution they attend.

Muhammed Muheisen/AP

Pakistani students of a madrassa, or Islamic school, sleep while others study in a Mosque in Islamabad, Pakistan. Islamic schools form an important function within the Pakistani educational system, providing for many Pakistanis, the only educational institution they attend.

Students from St Andrew's University indulge in a tradition of covering themselves with foam to honor the 'academic family' on November 4, 2013, in St Andrews, Scotland. Every November the 'raisin weekend' which is held in the university's St Salvator's Quadrangle, is celebrated and a gift of raisins (now foam) is traditionally given by first year students to their elders as a thank you for their guidance and in exchange they receive a receipt in Latin.

Jeff J Mitchell/Getty Image

Students from the University of St Andrews, Scotland, on Monday cover themselves with foam to honour the ‘academic family’ . The ‘raisin weekend’ is held every November in the university’s St Salvator’s Quad. A gift of raisins (now foam) is traditionally given by first-year students to their elders to thank them for their guidance. The first-years in exchange receive a receipt in Latin.

An Indian school student dressed as Mahatma Gandhi (C) sits with fellow students as they take part in state formation day celebrations in Hyderabad

Noah Saleem/AFP

An Indian school student dressed as Mahatma Gandhi is among those taking part in state formation day celebrations in Hyderabad in India on Friday.

Students dressed as zombies participate in an annual Halloween Costume Parade in Manila on October 30, 2013. The activity aims to celebrate Halloween in a creative and fun way through showcase of different scary costumes.

Noel Celis/AFP

Students dressed as zombies take part in an annual Halloween costume parade in Manila on Wednesday.