Levers can help to lift heavy loads, as well as make things go up and down. Levers can be found in many everyday items. For example, a door handle, a pair of scissors, a can opener and even a ...

Levers are literally all around us. You body uses them to move, pick up a pen to sign your name and you’ll use mechanical advantage to make that ballpoint roll, and that can of soda doesn’t open ...

A lever is a simple mechanism that uses a bar to pivot around a fixed point called a fulcrum. Levers can be joined together to form linkages. Simple linkages can be used to change the direction of ...