Mitered squares are fun to knit, and limitless in their uses. For a free download of written instructions follow this link:
http://verypink.com/2012/03/07/mitere...
The sweater I'm wearing is called Ecuador (not my pattern):
http://www.ravelry.com/patterns/libra...
The scarf on the mannequin is my Learn to Knit an Aran Shawl:
http://verypink.com/2010/06/02/learn...