Four staff members were injured on Tuesday when a student attacked them with a knife in a school in the Norwegian capital Oslo, police said.
The student was arrested but the motive was not immediately clear, The Independent daily reported.
The four victims, all employees at Brynseng School, were taken to hospital with minor injuries.
An Oslo Police official described the suspect as "very young". He said an investigation had been launched.
The move follows concerns that girls as young as four are being forced to wear the Muslim headscarf to school
The foster mother of three-year-old Indian girl Sherin Mathews found dead in a culvert in Dallas has been moved to a jail on a charge of abandoning a child.
Tan Dhesi became Labour's MP for Slough in June, was recently accused of ignoring the plight of a British Sikh man who was arrested during his visit to India.
Not only did it have sufficient evidence to prove the complicity of Jagtar alias Jaggi in the cases of targeted killings, the police had also ensured that there was no violation of his rights at any stage
Manushi is the sixth Indian to win the title and the first since Priyanka Chopra won the crown in 2000.
Police said Sini Mathews and her husband Wesley Mathews left the child home alone while they went to dinner on October 6, the night before she was reported missing by her foster father.