“The author’s writing is a fluid and teen-smart as ever…The characters have both depth and sparkle, and the author deftly juggles the ensemble of five funny, thoughtful, distinct boys.”—School Library Journal

“Lubar’s trademark blend of humor and suspense, complete with explosions, supernatural powers, and just enough gore, will be a hit. The book may be an entertaining sequel, but it also stands nicely on its own.—Booklist

“…a gripping page-turner, with a flawlessly structured plot and compelling, struggling characters who never let each other down.”—VOYA

“With its tumbling action sequences, interesting moral dilemmas, and clever tie-ins to technology and corporate wrongdoing, this book is a winner.”—Philadelphia Inquirer

“The characters are pleasantly quirky…admirers of Holes will enjoy the light humor, the touch of melodrama, and the male camaraderie here, and teachers and librarians using the short chapters as read-alouds will find students eager for the next installment.”—The Bulletin of the Center for Children’s Books