World's Fastest Machines

by Paul Mason

Published 15 September 2006
Can machines travel faster than sound? How fast is the world's fastest machine? Using the "report" text type, this title features supersonic planes, high-speed boats, and even the world's fastest elevator! Readers who love speed and technology will race through this book.

Nature's Armor and Defenses

by Paul Mason

Published 18 August 2007