"Big rigs race down highways carrying hundreds of packages. How do they drive, turn, and slow down while carrying so much? Readers will discover the science behind how big rigs drive"--Provided by publisher.
Big rigs can have eighteen wheels, sometimes more! With all the goods they carry around, they have to be big. Full-color photographs and leveled text give readers a peek inside these huge vehicles.
Did you know that semi trucks are the biggest trucks on the road? Most of the things people buy are delivered to stores by semi trucks. Find out more about these mighty machines in this title.
There are many names for the powerful trucks we call big rigs. Semi, tractor-trailer, and eighteen-wheeler are just a few of them. No matter what they're called, young truck lovers are always amazed at their immense size.
"Carefully leveled text and fresh, vibrant photos engage young readers in learning about how big rigs function. Age-appropriate critical thinking questions and a photo glossary help build nonfiction learning skills"--Publisher.
