In this book, early fluent readers will discover the STEM concepts behind BMX while learning about different bike designs and the motions and movements athletes use to do tricks and run races. Vibrant, full-color photos and carefully leveled text will engage young readers as they learn more about the science behind this exciting extreme sport. A Take a Look! infographic aids understanding, sidebars present interesting, supplementary information, and an activity helps readers learn more. Children can learn more about the science behind BMX using our safe search engine that provides relevant, age-appropriate websites. BMX also features reading tips for teachers and parents, a table of contents, a glossary, and an index. BMX is part of Jump!'s Extreme Sports series.