The Penmawashi was designed by Hideki, the reigning pen twirling champion of the world. If you are thinking “there’s a pen twirling champion?”—I’m with you. Yes there is, and apparently he is so cool ...

You may be an ace with a Rubik’s cube, or even a yo-yo champion, but have you mastered that other geek hobby? You know, pen spinning? While most of us probably do it unconsciously while deep in ...