by De Medeiros, Michael.
[ ] Series: Simple machines Published by : AV2 by Weigl, (New York :) Physical details: 24 p. : col. ill. ; 26 cm. Subject(s): Screws --Juvenile literature. Year : 2013| Location | Call Number | Status | Date Due |
|---|---|---|---|
| Glen Stewart Elementary School | 621.8 Dem | Available |
Provides access to enhanced content that includes audio, video, web links, quizzes, activities, and a slide show.
Includes index.
What is a screw? -- Understanding force -- Force over distance -- How screws work -- Overcoming friction -- Using screws -- Screws timeline -- What is a hydraulic engineer? -- The two basic machines -- Seven facts about screws -- Screws brain teasers -- Science in action.
"Explains what a screw is, how screws work, and includes examples of past and present uses."--Provided by publisher.