Here are a couple of tricks to make swatching circular knitting easier. No longer do you have to make a hat to test your gauge for that new seamless sweater, or knit half a sock before discovering you're really making a mitten for your favorite kid. Today's little tricks let you test your CIRCULAR gauge on a piece of FLAT knitting. One of these tricks has been shown on TECHknitting blog before, although rather hidden, but the other trick is making a first appearance here.