We live in the modern age of computers, so to see something like a fat old calculator on your desk is so passe. After all, aren’t there more than enough calculator apps hanging around online as well as on your phone to get the job done? Well, if you are a sucker for old and retro stuff, then you would be pleased to hear that the $11.99 Retro Calculator and Mouse Pad might be just the thing to decorate your workspace. with, as it “merges” several old technologies into a modern day, flat mouse pad. Definitely the thing to confound your office mates with, where the calculator will require no batteries to run since it is solar-powered, now how about that?