Book excerpt: Get ready for the most incredible machines! Make reading your superpower with DK’s beautiful, leveled nonfiction. Use your reading superpowers to learn all about machines that go to extremes - a high-quality, fun, nonfiction reader - carefully leveled to help children progress. Extreme Machines is a beautifully designed reader all about all kinds of incredible machines that can go fast, deep into the ocean and high into the skies and even into space… The engaging text has been carefully leveled using Lexile so that children are set up to succeed. A motivating introduction to using essential nonfiction reading skills. Children will love to find out about incredible machines and the work they do.