April 1, 2013 5:26 pm Exercise Balls Replace Chairs in the Classroom The entire Garland Independent School District is ditching traditional classroom chairs for exercise balls in hopes of getting students to pay more attention in class. US & World Videos 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look