[[{"type":"media","view_mode":"media_large","fid":"1790","attributes":{"class":"media-image size-full alignleft","typeof":"foaf:Image","style":"","alt":""}}]]Attention, parents of third graders: If demographic patterns hold, your children could be in the largest U.S. college freshman class ever.That’s because in 2007 U.S. births surpassed 4.3 million – a feat not seen since 1957, when college enrollment was less common.