Do you want to contribute to world-class research AND have fun at the same time? Do you want to test your vocabulary AND help us reveal one of the greatest remaining mysteries of our time, how the human mind miraculously learns to tackle even the most painstakingly complex puzzles? Then this is your chance to PARTICIPATE!

All you have to do is playing this game! You will learn how to transform words into one another by changing one letter at a time, while we track your progress anonymously and use your data to find out how people learn to navigate the humongous word-maze of the English language.

Download Fit-fat-cat today and be part of our research! Play with an addictive game, extend your vocabulary, collect experience points, unlock new game features and dictionaries, and most importantly, FURTHER SCIENCE WHILE HAVING FUN!