Bowls made of confetti! Great recycling art project--save all those leftover paper scraps (put in small bowls at each table). Collect a bunch and have the kids cut them up; Then make bowls made from confetti.
Butterfly swap: Therefore, if anyone is in Christ, he is a new creation; old things have passed away; behold, all things have become new. (II Corinthians NKJV) DIY Folded Paper Butterfly with tissue paper and pipe cleaners.
Thanksgiving centerpiece - Put flowers in a pumpkin instead of a vase. Perfect for a centerpiece. Simply cut out the center, clean out the pumpkin and place an empty clean can in the center and fill with your favorite fall flowers or a candle!