Collect on a line of 5 or more the same color balls to remove them. More number of balls you burst, the more score you get. Try to hunt highest score. it's easy to play but challenge your brain and mind. And It's really a nice free game for all people. Also this is the best time killer, it can bring much fun to you. Once you play , you will addict! Thanks for playing, enjoy it! Note: the free version has ads in it.