Woolly Thoughts Gallery Creations Publications Knitting books Knitting booklets Afghans Cushions Scarves Here Be Dragons Twists And Turns Circles Hats Mittens Ideas Other booklets Cartoon books No Pattern Knits Picking Up Threads Woolly Thinking CD Afghans for schools Activities and workshops Interactive Local tour Needle gauges Links Order Form What's new? Mental Blocks Dolls and toys Commercial patterns for sale	Let It Go To Your Head is a booklet explaining how to knit different types of hats from a variety of materials using very simple mathematical rules. Hats which we made in this way can be seen here. There is a companion booklet called Mathemagical Mittens. Click here to order this booklet.