Last of the Autumn Leaves: Leaf mobiles/sun catchers (project page also shows some awesome suncatchers) This is just the idea I had.
Nature's Stampers: Making impressions in play dough - Danya Banya
mixed Autumn Tree Threading Activity for developing fine motor skills :: Wings and Roots
Autumn Leaf Suncatchers - Clare's Little Tots Autumn (Fall) leaf suncatchers. Easy autumn craft for children of all ages. Want great helpful hints on arts and crafts? Go to my amazing info!
Easy pumpkin craft for scissor skills - cute halloween craft for kids. Could leave out the Halloween/jack-o-lantern theme and just to a fall theme with pumpkins and autumn leaves.
Celebrate autumn with this leaf crown - gorgeous preschool autumn craft for kids :: leaf craft :: leaf prints :: homemade crown
Fall activities for children: Reading, sensory play, crafts and more! (autumn activities for kids fall)
Button Trees: fall themed quiet bin activity for preschoolers and toddlers - Hands On as We Grow