knit, Swirl! by Sandra McIver  

There you are in your local yarn shop. You discover, to your complete amazement, that the yarn of your dreams is on sale at a deep discount—but it’s going fast! Luckily, you downloaded this handy summary of knit, Swirl! patterns, complete with photo and materials list for each, and have it right there with you on your smart phone. A quick review of your Swirl summary tells you which patterns use yarns of that weight and how many yards are required. Sweet.