Here is the post with pictures I did a while back on the one I made.
http://www.quiltingboard.com/t-74894-1.htm
They are really fun to make and yes I did use the tool they said to use. You can use a cut toothbrush if it has a hole in the end or even a large safety pin with a hole. Try it. - just remember to not make your stitches too tight so it lays flat.