birthday centerpiece idea -- tie balloons on top--fill with any candy. let kids guess on paper how many pieces of candy are in the jar. one who is closest gets the jar at the end. Could work as table numbers/center pieces too!
Make someone's birthday a little better with a DIY balloon surprise at their door. Anchor a big balloon bouquet to the bottom and shove all the balloons in so they pop out when the box is opened. paper making valentine cards style