You could make a small loom from a TP tube. I'm thinking of a large coffee-can sized tube.
http://www.youtube.com/watch?v=U9qfZ...eature=related
Cool Whip knitting loom
http://www.youtube.com/watch?v=dUXOtf45SyA
Knit flat on a round loom
http://www.youtube.com/watch?v=TtCE7...eature=related
Loom knit a hat
http://www.youtube.com/watch?v=Zds2S...eature=related
I didn't watch all of them all the way through but I just might have to try some of these ideas.
I recall a knitting board one of my brothers had from school for knitting scarves for Xmas gifts maybe, homemade, it looked like a piece of wood with a jig saw cut out in the middle and finishing nails spaced around the opening.