Simple machines make work easier, not less work, says Rick Crosslin, scientist. He joined us today to demonstrate how simple machines work. In our case, Randy was the “load” and Amber was the “effort.

imple machines help us change the amount of force or the direction of the force needed to move an object. Find out how by learning more about levers. Major Funding by the Laura Moore Cunningham ...

When I was a kid, I sat glued to the television watching behind the scenes shows on the workings of industrial plants. I couldn’t get enough of watching a series of machines work in tandem to convert ...

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 ...