Three Basic Hats - Sisu Pattern

We use these hats for new knitters and when we need an easy hat pattern. I also like to use them for charity knitting. Three varieties, all very simple.
 
Sizing
~21 inches around
 
Yarn
One Skein any Worsted Weight Yarn
 
Gauge
5  sts. to 1” in stockinette stitch
 
Needles
16” Circular - Size 6 and 7
Double Pointed - Size 7