Make unique Fall place cards from the leaves in your yard. The more colorful the better!
This is a good project to let the children do. They will enjoy the search and being creative.
Just take a marker and add names. Maybe you have a calligrapher in the family to make it fancy.
It would be fun to have a contest and vote on the most unusual.
To add some pizazz, add glitter or stick-on jewels.