All of these stitch patterns are reversible. This means that they look equally good from the back or the front, and that once your scarves are blocked, they will not curl. (Stitch patterns are not identical as seen from front and back.)
For all scarves, simply cast on:
… and continue knitting until your scarf is the desired length. Gauge is up to you. (These scarves are a perfect way to use up those single skeins of gorgeous yarn!)
