4 - 8 years. For fans of all things that go, this noisy alphabet book explores construction equipment from A to Z. Find out about these construction machines and more, from a huge saw that cuts through roads to a massive vacuum that engulfs boulders. You'll even learn a quick and easy recipe for concrete. Rock crushers, jackhammers, and wrecking balls will delight the youngest of readers learning their ABCs. Paperback. 32 pages.