Liam and I have this game we play. It's quite fantastic, actually. We build cars out of Lego bricks. Then we go by our front door (where there is hardwood flooring) and shoot them at each other. The object of the game is to be the one who's car breaks apart the least. Then we rebuild, and smash them together again. Lego bricks are so resilient we don't have to worry about the breaking (and honestly, we don't smash them that hard). These were our vehicles for the day:
And the backs...
At one point, Liam decided the arms were too much, so his car ended up a tad different. Here's the new version: