Ribbon Hero, from Microsoft Office Labs, is an add-in that you install if you are running Office 2007 or Office 2010.
Ribbon Hero for Microsoft Office
Ribbon Hero is a game for Word, PowerPoint, and Excel 2007 and 2010, designed to help you boost your Office skills and knowledge. Play games (aka “challenges”), score points, and compete with your friends while improving your productivity with Office.
As a concept test, this add-in is not supported, but it is an opportunity for you to try out an idea Microsoft is working on and let them know what you think.
For additional challenges and the opportunity to earn more points, download Office 2010.
Download Ribbon Hero, try it and let us know how you like it.