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 ...

The philosopher of science Daniel Dennett once lamented that his peers didn’t take engineering seriously enough. “There are excellent philosophers of physics, philosophers of biology, philosophers of ...

After learning about the lever, wheel and axle, pulley, inclined plane, wedge and screw, the students designed a future Hilltop playground, one that included examples of each simple machine studied.

When you push or pull with a simple machine, you are applying a force and doing work. And, if you get more force out of a machine than you put into it, then that machine has a mechanical advantage.

This video explores different methods that can be use to amplify a force, and focuses on three types of machine - levers, pulleys and gears. The amplification of a force is called mechanical advantage ...

Look how easy biscuits are to lift with the use of a simple lever! A lever is a simple machine that is used to help lift objects. Levers are used in everyday life to help us lift, move, squeeze, break ...