997 | Geography | Multiple Choice | Medium | On which continent is the country of Angola located? |
703 | History | Multiple Choice | Medium | On what day did Germany invade Poland? |
702 | Geography | Multiple Choice | Hard | The prefix Sino- (As in Sino-American) is used to refer to what nationality? |
390 | Entertainment: Video Games | Multiple Choice | Medium | What engine did the original "Half-Life" run on? |