| #9002755 in Books | Creative Educ | 2011-01-01 | Original language:English | PDF # 1 | 8.75 x.33 x10.00l,.71 | Binding: Library Binding | 24 pages | |
"A foundational look at wheels and axles, explaining how these simple machines work and describing some common examples, such as doorknobs, that have been used throughout history"--Provided by publisher.
You can specify the type of files you want, for your gadget.Wheels & Axles (Simple Machines (Creative Library)) | Valerie Bodden. A good, fresh read, highly recommended.