You probably know one, a pen-spinner. One of those tricks that looks so easy, so cool, so non-chalant. The kind of trick that makes you throw your pen across the room when you try it, so you have to skulk, hunched over and mortified, to pick it back up. <a href="http://pentix.modenstudios.com/">Pentix</a> to the rescue. This site has detailed, illustrated instructions for the most popular pen-spinning tricks, (like the <a href="http://pentix.modenstudios.com/techniques/360ThumbNormal.html">Normal</a>), usually accompanied by a movie of the technique.