If your staff is going to play online games between deadlines anyway, here’s one that is at least yearbook related:
http://www.fatratgames.com/index.php?params=game/2983/High-School-Yearbook/
The goal of the game is too zoom in on different students and click your camera at just the right moment to frame an embarrassing picture (i.e. straw appears to going up someone’s nose, person standing in front of a hot dog display appears to have hot dogs growing out of head, etc… Basically, everything we spend all year teaching the kids NOT to do).