It seems everyone has a cell phone these days and kids are no exception. But those cell phones can cause problems in schools. Tonight in part two of her series A Brave New Classroom Abby Wuellner looks at the hang-ups of cell phones... Where was the last place you saw a pay phone? Chances are, you haven't come across one in some time. Most of them have been removed from public placeseven schools. We all carry our own means of communication now. And while it would seem the ability to instantly access anyone anywhere, such an ability is proving a challenge when it comes to kids holding onto their cell phones in the classroom. So in the second part of our series: A Brave New Classroom, we take a look at technology's hang-ups. When this year's college grads received their high school diplomas, most of their schools didn't even have cell phone policies on the booksthey didn't need them. Boy, how four years can change things. (Sarah Hicks, Teacher - MHS) It's more than three-quarters of a...