They began the day in their school uniforms, they ended it in burial shrouds.

On the morning of December 16, 2014, it was exam time at the Army Public School in Peshawar and most of the students were inside the examination hall where they would take their tests.

The night before, there must have been much cramming, much last minute memorisation, much anxiety about how they would fare.

Their minds would have been focused on doing the best they could, scoring the highest marks. They did not expect to die.