Big Jobs, Big Tools!

Earthmovers are huge because they were created to dig deep holes and to prepare land for new buildings and roadways. Construction companies often use them. With their large machinery and loud growls, earthmovers are hard to miss. There are different kinds of earthmovers, each built for a specific task, but they are all created to get big jobs done fast. Informative text and full-color photographs will delight budding engineers and machine enthusiasts.

The astounding skyscrapers we see reaching for the sky would not be possible without the help of cranes. Cranes are machines used to lift heavy things, and they're often found at construction sites. The tallest cranes can lift loads 47 stories up. Readers will learn about crane parts, and how they work together to get things off the ground.

Modern society runs on fuel. Drilling rigs are needed to dig massive holes for fuels such as oil and natural gas. Some drilling rigs float on water and others are fixed in place. Some can even drill from a boat. Through informative text and full-color photographs, readers will learn the ins and outs of what makes a drilling rig work. They'll learn about the individual parts of a drilling rig and where waste from drilling goes. Vibrant photographs show these colossal diggers at work.

Aircraft carriers are some of the biggest ships ever built. They can be as long as a skyscraper is tall. They need to be big to carry many airplanes and other machines. Aircraft carriers transport planes and soldiers all over the world. Readers will explore an aircraft carrier and its different parts, from the flight deck down to the engines on the lowest deck. Full-color photographs and engaging text bring these cities at sea into thrilling focus.

How can something as big as a jumbo jet get up into the air, let alone fly through the sky? Readers will discover how engineers design huge airplanes so they can fly, even though some are too big for most airports. Readers will learn how much cargo and how many people they can hold.

A thriving, moving, underwater world exists for humans, for months at a time, through the invention of the incredible submarine. Readers will learn just how this is possible. They'll discover different submarine parts, from the periscope at the top to the engine room below. Color photographs show different submarines and inhabitants in all their glory.