Find out more about the inclined plane, the pulley and the screw. Find out more about three of the six simple machines: the inclined plane, the pulley and the screw. These simple machines make work ...

A simple machine is a tool that helps us do work. They use clever shapes to help us move, lift, cut and other types of work. Learn more about the inclined plane, the pulley, the lever, the wheel and ...

On the eve of the 2015 Rube Goldberg Machine Contest college nationals, six teams gather in Columbus, Ohio’s Center of Science and Industry children’s museum to set up their machines around the walls ...