Try to get a box/luggage with a lid. If none, make a wooden lid to keep open and hang post cards from. Then, lay/stand other post cards inside this.Either put by end table or as a decoration on TV stand.
Printable Personalized Wedding coloring activity book Favor Kids x 11 PDF or JPEG TEMPLATE via Etsy How cute to give kids at the reception! I would just want the cover page out for kids to color, not a whole book.