Brooks, Philip  1963- <br/><br/>
How things work / 
Philip Brooks 
 - 40 pages :  color illustrations ;  27 cm 
 - Questions and answers .
 - Questions and answers. .
<br/><br/> Includes index 
<br/><br/> Answers questions about how things work, such as car engines, toilets, and lasers. Suggested level: primary, intermediate. 
<br/><br/> Primary 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology
<br/><br/><label>Dewey Class. No.: </label>621.8