Rinky, a class fifth student at Pursi primary school, was badly hurt, when revolver of Siksha Mitra (contractual teacher) Praveen Singh fired accidentally this morning, police said.
The teacher rushed the student to Faizabad where doctors declared her brought dead, they said.
According to eyewitnesses, Singh was cleaning his licensed revolver, when the accident happened.
Singh was taking the weapon for submission ahead of the Panchayat elections.