(Undated)  —  Today is National Teachers Day.  It’s part of PTA-Teacher Appreciation Week and the idea is to recognize and honor the contributions Teachers make to their students’ lives.  More than three-and-a-half-millionTeachers guide the more than 55-million students in America’s elementary and secondary schools.  The first National Teachers Day was celebrated in 1953. ### Gus Koernig/acc Copyright © 2012 Metro Networks Inc. […]