In this rhyming sequel to One Odd Day, the young boy awakens to find that it is another strange day now everything is even, and his mother has two heads! This time, a school field trip to the zoo is dealt with in an odd, but even-handed manner. Includes "For Creative Minds" section with fun facts and number games.

Mouse invites the reader to shout out what he or she knows as they review numbers, letters, and easy words.

When 7 is accused of eating 9, worried 6 hires a detective to investigate.