St. Martin's Books-Learn How To Knit With Fifty Squares. You will discover all the essential skills that you need, one stitch at a time to create fifty different patterned squares. The squares are organized according to skill level, progressing from basic knit and purl to more challenging techniques, such as cable and lace. Author: Che Lam. Softcover, 144 pages. Published Year: 2015. ISBN 978-1-250-06995-5. Imported.