This pattern features modular knitting, both squares and triangles. A folded up brim keeps your ears extra warm. Instructions are for 6 sizes, from baby through large adult. I knit the adult medium and used about 270 yards.
Yarn: Superwash Sport
Skills: basic knitting skills (casting on, knit and purl stitch, basic increases and decreases, binding off), knitting in the round
Price: Buy now for $6.50 at Ravelry.