What is NASCAR? Have you ever been to a racetrack? What is the most famous racetrack in the U.S.? Can a car go faster than the speed of sound? What is off-road racing?Engage your most struggling readers in grades 4-7 with Red Rhino Nonfiction! This new series features high-interest topics in every content area. Visually appealing full-color photographs and illustrations, fun facts, and short chapters keep emerging readers focused. Written at a 1.5-1.9 readability level, these books include pre-reading comprehension questions and a 20-word glossary for comprehension support.