The Guardian – Alex Bellos
“Today’s problems come from what might be the longest-running puzzle column in the history of the printed word. In 1966, MIT student Allan Gottlieb published his first Puzzle Corner in the MIT Technology Review. More than half a century later, Gottlieb – who has been a computer science professor at New York University since 1980 – continues to publish Puzzle Corner in every issue. The column has legendary status among maths puzzle nerds. Most of the problems are too technical for a non-specialist audience but the column always includes a quickie, which he calls the Speed Department. Here are four word-based conundrums I’ve selected from the last decade.” (more)