A new twist on an old favourite.....

This square takes the traditional granny square and adds some extra interest by the use of front post triple crochet (FPTC) stitches in the centre of each set of 3 triple crochets:

The original pattern can be found here:
http://www.crochetville.org/forum/showpost.php?p=2244036&postcount=1
I have edged my square with a round of double crochets to tidy it up.