With simple, straightforward language and playfully quirky illustrations, a team of celebrated children's book creators takes a look at each word of the Pledge of Allegiance -- and explains what it means. "I led a pigeon to the flag" . . . "and to the wee puppet" . . . "one nation, and a vegetable" . . . What was that again? Children in the United States of America have been reciting the Pledge of Allegiance since 1892 - and for about that long, they've...