Gears Go, Wheels Roll

Gears Go, Wheels Roll
About this book
"Simple text and photographs explain the basic science behind wheels and gears--in both English and Spanish"--Provided by publisher.
Details
- OL Work ID
- OL16540456W
Subjects
GearingWheelsJuvenile literatureWheels, juvenile literatureMachineryMachinery, juvenile literatureMechanical engineering, juvenile literatureMechanical engineering