"A little girl with a leaky boat Once had a cabbage, wolf, and goat To ferry to the other side Of a river half a mile wide." So begins the story in lively verse of an intrepid young girl, who solves an age-old logic conundrum and rows her three passengers across the river without letting the wolf eat the goat or the goat eat the cabbage. The heroic tale in humorous verse is carried along by the little girl's...