My sister who lives in North Dakota tells me that over the weekend she played a game that was surprisingly fun.
She and a group of friends at a party, stood around a stump and took turns pounding nails into it. Whoever pounded their nail in first was the winner.
That's it.
Wikipedia outlines the ingredients for "The Stump Game" thusly (although their version is more of a drinking game):
* 1 Hammer
* 1 Tree stump or flat portion of tree trunk
* 1 2.5" - 3" Nail per player
* Beer
Wikipedia includes "surprisingly" extensive rules. Take a look:

Nintendo Wii, Playstation 2 and Nintendo DS players needed! Chamberlain is seeking kids between the ages of 7 and 14 to take part in a video game research study the last week of May in Eden Prairie. To participate you or your family must own a Wii and a PS2 or Nintendo DS and have purchased a video game within the last six months. All skill levels are invited to participate. For completing this 1-hour study you will receive 2 video games. Call 1-877-968-9272 ext. GameG2. You may also sign up for future studies.