If all your blocks are 12 inches, you just put them together as usual. If your blocks are different sizes, you might make them all the smallest size.
QUOTE=LLWinston44;4617725]I canNOT do a 1/4" seam without my foot with a guide on it. Even then sometimes I slip up. If all your blocks are the same size, can't they still be used?[/QUOTE]