Demolition looms in the third Keepers of the School adventure from Andrew Clements, the master of the school story.Benjamin Pratt is running out of time—and if the old Oakes School gets torn down by greedy developers, his hometown by the sea will be changed forever. Good thing Ben and Jill have found a secret weapon—a third Keeper. Who knew that a kid so annoying could be such a spy wiz?But that nefarious janitor Lyman has secret weapons of his own: a bag of high-tech tricks, plus some low-tech security measures that are simple but terrifying. These kids are smart, but can they outsmart Lyman and his new “assistant”? There’s history in the making here, and the clock keeps tick, tick, ticking toward total demolition

Andrew Clements is the author of the enormously popular Frindle. More than 10 million copies of his books have been sold, and he has been nominated for a multitude of state awards,?including two Christopher Awards and an Edgar Award. His popular works include About Average, Troublemaker, Extra Credit, Lost and Found, No Talking, Room One, Lunch Money, and more. He is also the author of the Benjamin Pratt & the Keepers of the School series. He lives with his wife in Maine and has four grown children. Visit him at AndrewClements.com.Adam Stower has a rich imagination and loves fantasy and adventure stories. He studied illustration at the Norwich School of Art and Design and at the University of Brighton, and lives with his daughter in Brighton, England.