Just how fast are the fastest cars on Earth? Buckle up, you're about to find out! In this book, readers in grades 4-8 will hit the road with these ten cars built for speed and find out what makes them unique in the automobile world. Fast, faster, fastest! From cars to sea creatures, this fact- and image-filled series lets readers discover the fastest creatures and creations in a variety of categories. These high interest, low reading level books feature stand-alone spreads, so readers can flip pages and read in any order. Glossary words are defined on the page where they appear, boosting reader comprehension.