Separately pranksters Miles and Niles were pretty devious. But now that they’ve teamed up together to form a pranking duo they are truly Terrible! It’s a good thing they have come into their own as friends and pranking partners as their powers will be tested when their favourite goat and nemesis Principal Barkin is replaced by his stern no-nonsense father Former Principal Barkin who turns the school into boot camp. Now Miles and and Niles will do just about anything to get their nemesis back including pranking for Barkin. Mac Barnett is a New York Times bestselling author of many books for children including Extra Yarn illustrated by Jon Klassen which won a 2013 Caldecott Honor and the 2012 Boston Globe-Horn Book Award for Excellence in Picture Books and Battle Bunny his New York Times- bestselling picture book written with Jon Scieszka. He also writes the Brixton Brothers series of mystery novels. Jory John is a writer editor and journalist. He is the co-author of the bestselling All My Friends Are Dead and the editor of Thanks and Have Fun Running the Country: Kids’ Letters to President Obama. Kevin Cornell is the illustrator of many children’s books including Count the Monkeys and Mustache! both by Mac Barnett.