For inspiration on those car trips, when the interstate seems to go on forever and the kids are singing the same tune over and over in the back seat, there's no better cure than "The Road Block." This travel companion boasts a whopping 672 pages of diversions ranging from nearly 50 car games for both children and adults to fascinating trivia about car culture and regional rules of the road, in a nifty design that's just the right size for the glove compartment.