Details
PUBLISHED
[United States] : Lerner Publishing Group : Made available through hoopla, 2002
DESCRIPTION
1 online resource
ISBN/ISSN
9780822500667 (electronic bk.) MWT11773750, 0822500663 (electronic bk.) 11773750
LANGUAGE
English
NOTES
We've all seen screws, but how do they work? Why is it easier to screw something into something than to simply push it in? With basic hands-on experiments and clear descriptions, this simple machine is explained
Mode of access: World Wide Web