October 12, 2011 12:20 am Putting the Grit Test to the Test Grittiness could be a major factor in determining how likely young people are to succeed in the working world, according to a UPenn researcher.Take the Grit Test US & World Videos 1:40 Democrats say Big Oil misled public for decades about climate change 3:08 One more warm day before temperatures drop over the weekend 2:42 Search continues for missing kayaker along Schuylkill River 2:26 Beloved cheesesteak shop Jim's Steaks reopens 2:21 Man sprays liquid on tents of pro-Palestinian protesters at Penn, police say
