These would make an awesome staircase to an attic. I would love to see some Harry Potter books on there. This would also be cool with movie titles on it as well. I love this staircase--- more folks should do stuff like this.
Use card stock and misc buttons to make your own Christmas cards. The card stock can be bought at Walmart, etc. or at most any craft store. The buttons come in bags at most craft, hobby, or fabric stores.