Karooba is a social and education-based game site containing one of the largest trivia collections on the internet - over 100,000 education-based questions. Features include a real-time communication tool (Karoobicator), avatar tool (Karoobatar), and head-to-head competitive game interface. Users can also create their own trivia quizzes,  join a tournament on education-based topics or set up a tournament of friends or classmates. For ages 10 and up.