by G. Brian Karas (Illustrator), Stuart J. Murphy (Author)
When the elevator goes down, the subtraction starts and so does the magic. Ben sees crazy things everytime the door opens. Ride along as he subtracts his way down to the lobby, and decide for yourself if it's elevator magic.
Format: Illustrated::Picture Book
Pages: 40
Edition: Illustrated
Publisher: HarperCollins
Published: 20 Apr 2016
ISBN 10: 0064467090
ISBN 13: 9780064467094