Jump to navigation
Five Systems
Keyword:
User login
Username or e-mail
*
Password
*
Request new password
Simple machines
author:
Adler, David A
Color illustrations introduce levers, wheels, pulleys, and inclined planes, explain how they work, and show how they are used everyday.
year:
2015
call number/section:
621.8, 1000
subjects:
simple machines, juvenile literature
