January 10, 2011 8:18 am The Teacher Says: Rosemont School of the Holy Child Aditi Roy takes a look at how some kids are using robots to focus on their work. US & World Videos 2:02 Suspected gunman surrenders after barricading self in Chester County home 1:25 Residents in Montgomery County warned of possible fraud after mail stolen from collection boxes 2:09 ‘It feels like a slap in the face': Father responds to reinstatement of officer accused of killing son 1:41 11-year-old cancer patient receives floods of motivating letters from strangers near and far 1:43 An Ocean City boardwalk hotspot continues to delay reopening after a series of hold-ups