"The bond between cats and cardboard is as old as, well, cardboard. Exploit that love to avoid the kind of ridiculous prices of kitty "lounges" and scratching pads (basically stacked-up corrugated cardboard) at pet stores."
Check out the plans for this here. I think I gots me a project for Victoria Day now that all the yard work is done.
http://www.evilmadscientist.com/article.php/catchaise
