slitherio Game is a fun, simple and challenging quiz game that can be played by anyone with a smartphone! The Impossible Quiz Game is a fun and simple quiz game that can be played by anyone with a smartphone. The game gives you a list of questions that you have to answer correctly in order to progress. This is a great way to test yourself and your friends' knowledge. You just might be able to win the world's greatest prize, though! Check out our quick guide to the game and consider trying to win the grand prize.