When order and regimentation were overriding elements of a classroom climate, a teacher typically was found at the front of a rectangular room, delivering facts and wisdom to an audience of students organized in precise rows of desks nailed to the floor. In an environment where the recognized learning styles consisted of "you get it" or "you…

In classrooms across the U.S., students spend untold hours sitting at desks and tables working on their lessons or listening to their teachers. That lack of movement might not have been a concern years ago, when children's time away from school typically was spent outdoors playing and exercising. However, as children spend more time in front of a…