Is your age more than 5? Is it less than 10? Eddie's got to guess. And he doesn't want to be wrong! Eddie has a booth at the school fair, guessing people's ages. He hasn't guessed wrong yet, but if he does, he gets dunked. Can Eddie keep guessing right -- and keep from getting wet? Comparing whole numbers and understanding what's more and what's less are a big part of Eddie's strategy, and an important math skill for young readers to learn.