Last of the Autumn Leaves: Leaf mobiles/sun catchers (project page also shows some awesome suncatchers) This is just the idea I had.
Great Fall / Autumn craft ideas for you and the kids! DIY Painted Leaf Art for Kids
DIY Autumn Leaf Bunting :: Earthy and Ethereal @ Artful Parent
Twig weaving :: lovely autumn craft for kids awesome use to make these as a kid with my mom !