The Washington Post reports that some teachers are now implementing "brain breaks" in their classrooms to cope with shorter attention spans , "including limiting screen time; cutting the time students spend on one activity; adding more engaging, hands-on projects; and practicing meditation." Some teachers say the efforts are helping, at least a little... To engage students, teachers say they often feel the need to deliver teaching not only in shorter bursts, but also in more entertaining ways. "The new word is 'edutainment,'" said Curtis Finch, superintendent of Deer Valley Unified School District in Arizona. "How can you make your lesson applicable, interactive? Teachers are going to have to be more engaging for students...." In a kindergarten classroom at McKinley STEAM [a K-8 public school], students start the day with a meditation. The classroom of two dozen children is perhaps its quietest during this short activity every morning.…