Embargoed to 0001 Wednesday June 26 File photo dated 08/02/12 of a teacher during a History lesson as teachers are increasingly unhappy with their jobs, and many are considering leaving the ... more 
Embargoed to 0001 Wednesday June 26 File photo dated 08/02/12 of a teacher during a History lesson as teachers are increasingly unhappy with their jobs, and many are considering leaving the profession, according to a new survey. less 
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Tue, Jun 25, 2013 8:10 AM EDT