How many schools did the Tri-State Tornado destroy?

The tri state tornado set 6 records: highest U.S. death toll (695) Highest death toll in a single state (606 in Illinois), highest death toll in a single town in the U.S. (234 in Murphysboro, Illinois), longest duration (3 hours, 29 minutes), longest path (219 miles), fastest forward speed (at times 73 mph).