text: iPod for Schoolwork Mark Glassman writes in the New York Times,  #147;At the Brearley School, a private school for girls on the Upper East Side of Manhattan, where Samantha is in the eighth grade, the iPod went from a  #145;want #146; to a  #145;must have #146; this year when its use was incorporated into foreign-language and classics courses. #148; Free registration required Dec 10