Chirpy the chick makes a new friend who helps her discover how delicious fractions can be in the second book in New York Times bestselling author Nancy Krulik. After her feats of math and science derring-do, Chirpy is the talk of the coop. So when the chicks face a new problem--Clucky greedily chomping down on all the chow--they turn to their Great Mathemachicken for a solution. Wandering off to think, she meets Quackers,...