Possible centerpiece idea. Tie balloons to current vases Balloon Centerpiece using mason jars.like this idea you can fill the jars with whatever you like - Candy for kids, shells, colored marbles, flowers, themed items. A Good idea to shelf.
Awesome idea:birthday party decor,take diffrent color table cloths and tape them to to ceiling like that. Then tie 3 diffrent color balloons together and tape them to another set of balloons then tape the all the balloons in the middle of the table cloth.