User blog comment:Harold Burned-Mane/Tamriel Total War II: Rules and Guidelines/@comment-24696651-20160202164646/@comment-24696651-20160202172759

So basically, the court wizard does the admin work of teaching. Would he be able to do stuff during those eight year he's teaching a child?

That's fine, but it says in the guidelines that Windhelm has a population of about 5,500 which would be way to small to sustain an army of 1,000.