If you are planning on assigned seating arrangements- this is a great time to get creative! Instead of table numbers, why not use pictures of family and friends? Do you enjoy traveling?
Make cookies on a stem, wrap them in cellophane and secure with a bow. (This is not as hard as you might think) Use them for your table centerpieces by inserting cookies into decorated flower pots. Craft stores have necessary "tools" to make the cookies.
Candy Centerpeice — purchase some glass jars from a local craft store and fill with Jordan Almonds, M&Ms, mints, or whatever you have in mind!