If you have never crochet houndstooth scarf before, you can do it with this free pattern. Since it is a bit difficult, it is a crocheted infinity scarf pattern that advanced people can do. A great crocheted infinity scarf to give as a gift at Christmas time. Make this wonderful infinity scarf for your children, your spouse or yourself. You can change the color combinations as you wish. I am sure you will figure it out when you examine the crocheted infinity scarf pattern a few times.