A San Diego middle school math teacher is fully embracing the viral "6-7" phenomenon, making 6-7 callouts part of her lessons ...

From essays to behavior points, teachers nationwide are finding creative ways to curb ‘67’ disruptions in the classroom ...

For teachers, the numbers six and seven have suddenly taken on a new—and dreaded—significance this school year. From French class to gym class, students are frequently saying (or shouting) “six-seven” ...