A Hippopotamus for Christmas

A normal day for Avery Stone isn't like a typical day for everyone else. After all, who else do you know that spends their school day wandering down a path in the imaginary land of MindOverMatter with one of Santa's elves? That's Avery for you. Slipping into her imagination saves her from sheer boredom in history class. But when Avery's mom makes a deal with her to pay attention in school, that's when Avery's reality truly turns upside down. Join Avery and her best friend Betty as they plunge head-first into the most exciting Christmas vacation of their lives. And remember...be careful what you wish for