Big Machines Explained

What makes an excavator dig, a crane lift, or a tunnel boring machine move underground?

Big Machines Explained takes curious young readers inside 20 incredible construction and earthmoving machines. Clear diagrams and kid-friendly explanations show how parts, power systems, hydraulics, leverage, tracks, tires, and tools work together to solve real engineering problems.

Inside, readers will discover:

• Excavators, bulldozers, loaders, graders, rollers, and dump trucks
• Mobile cranes, tower cranes, telehandlers, and pile drivers
• Concrete mixers, asphalt pavers, trenchers, scrapers, mining trucks, and tunnel boring machines
• Easy-to-follow explanations of hydraulics, balance, traction, compaction, and foundations
• Machine matchups, engineering comparisons, a two-page glossary, and jobsite safety basics

Designed for kids ages 6-10, this large 8.5 x 11-inch nonfiction guide is ideal for young builders, makers, vehicle fans, and future engineers. A screen-free gift for birthdays, holidays, classroom libraries, road trips, and everyday discovery.