With size F hook, and scrap balls of yarn:

Chain 41

Sc in each stitch, working back loops of chain too.

Sc in rounds (working every stitch once) until ends meet

Chain two.  End off leaving long tail for sewing.

With Tapestry Needle, whipstitch ends together, start with inside.

 

Start next chain, with smae pattern

BUT BEFORE YOU WHIPSTITCH, SLIP SECOND CHAIN THROUGH FIRST CHAIN!

 

Continue in this manner until chain is at desired length or you are out of yarn...