You can certainly make almost anything out of cardboard. Cardboard crafts are so easy to master and it& very cheap to get the required supplies. So if you& into easy and quick crafts, you gotta look at these great cardboard crafts.
Little fall leaves sewn from wool or felt. These are actually coasters, but gives me an idea to make them in miniature and turn my tiny kitchen "Christmas" tree into a autumn tree with lights and tiny wool leaves for fall.