Giant Games: Pac-Man. Rather than playing regular board games, it would be fun to have a Giant Game Night with Pac-Man as one of the games. Of course, this requires ample space to be able to spread out, especially if there are multiple giant games.
The Amazing Race ideas and printables. Another Pinner Said "My dad did this for a family Christmas one time, but this is for a mutual activity. If I ever get released from Relief Society and put in YW, maybe I can try this! Rob suggested having the leaders be the local "cabbies" and getting lost and things. :D LET'S DO IT NOELLE!!!!" Such a cool idea.