The seventh book in a hilarious chapter book series about an accidental rule breaker from Katherine Applegate, Newbery Medalwinning and bestselling author of The One and Only Ivan, Endling, and Wishtree.If Roscoe guesses the weight of a giant pumpkin, hell win a bunch of new books for the school library and a ton of candy! Easy, right? But a little black cat keeps trying to cross his path! Will th...