Learn about things with engines with Extreme Machines, a Level 4 DK Reader, now in ebook format. Help your child learn to love reading, while they explore the world of machines. Stunning photographs combine with engaging age-appropriate stories and have rich vocabulary and challenging sentence structure, additional information, alphabetical glossary and index to help challenge growing readers and build literacy skills. Read them together with children who are reading alone and with reluctant readers. Extreme Machines is perfect for reading aloud and you'll both love the exciting images and sounds.