youtube "bantu knots". you'll see how to twirl. best with damp hair, use a nice mousse, its just right. then I tie a scarf around my head and sleep on it. the tip about not making them too small is dead on, the curls will be insanely tight!
Take an old sweater. Cut a slit in along the shoulder down about 7". Fold over raw edge and sew in place. Sew a piece of ribbon about 15" long to one side of neckline and another ribbon to the other side of the neckline. Tie together!