This is contained in a statement by the Public Relations Officer of the service, Alhaji Saminu Abdullahi, on Wednesday in Kano.
He said the incident occurred on Tuesday evening.
According to Abdullahi, “We received a distress call at about 05:53pm from one Halliru Bello and immediately sent our rescue team to the scene at about 5:58pm to stop the fire from spreading to other classes.
“A ground floor building of about 200ft by 200ft used as a staff children primary school, one block containing Headmaster’s office, men staff room, women staff room were slightly burnt while one store and one toilet was completely razed by the inferno.
“The cause of the fire is under investigation,” he said.