a swap is a group of quilters who make a certain amount of blocks in the colors chosen for the swap.
the make them and mail them to the person hosting the swap with a return envelope and the hosting person send back 1 of their blocks along with blocks from other people.
its a way for making a scrappy quilt with your friends.
you can do a swap about anything this one just happens to be about jane.
here's a link to a post that explains "jane".
http://www.quiltingboard.com/t-31732-1.htm#660692