Learn to knit quickly Lesson four How to Purl So Woolly February 10, 2018 / Learn to knit quickly, Lesson four: How to Purl/Purl stitch. A free knitting online video course, step by step. So Woolly Gimme your email...And I'll give you free patterns, tricks, tips, exclusive offers & automatic entry to great competitions! Thank you for subscribing. Something went wrong. I agree to have my personal information transfered to MailChimp ( more information ) I will never give away, trade or sell your email address. You can unsubscribe at any time.