Aaron can barely see anything without his glasses, which he just stepped on, so when he sees a monster crawl out from under the hood of the bus and begin to tear the engine apart he can not understand why none of the other children can see it--terrified he forces the bus to stop, but when he gets off things only get worse.

"A 4D book." "See a video interview with the author and discover more titles in the series when you scan the book with the free Capstone 4D augmented reality app"-- Publisher.