About the Author
Samantha Bell has written and illustrated over 60 books for children.
She lives in South Carolina with her family and pets.
boats, 19
booms, 9, 11, 15
bucket, 17
cargo, 7
cranes, 5
grapples, 7, 17
knuckleboom loaders
how they move, 19
how they work, 9, 15,
17
moving, 11
storing, 13
what they are, 5
what they do, 7,
21
where they can work,
13
logs, 7
machines, 5, 7
supplies, 7
tight spaces, 11–13
tracks, 19
trucks, 19
wheels, 19
Index
24
