Details
PUBLISHED
[United States] : Lerner Publishing Group : Made available through hoopla, 2002
DESCRIPTION
1 online resource
ISBN/ISSN
9780822504009 (electronic bk.) MWT11773664, 0822504006 (electronic bk.) 11773664
LANGUAGE
English
NOTES
Of the six simple machines, the wheel and axle is probably the most recognized. But how does it help you work? Simple and fun experiments illustrate the basic concepts explained in the text to show you just how easy work can be
Mode of access: World Wide Web