Einstein’s Riddle or the Five Houses Riddle is said to have been invented by Einstein. He said that ninety-eight percent of the world would not be able to solve it. Though this is only a myth, this riddle is exceptionally hard to solve. It is a logic puzzle that makes “solvers” use simple (so it seems until you try it) deduction. It took me about an hour to solve this riddle so you may take less time or more time, it depends on how concentrated you are. (more…)