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 ...

There are two main types of mechanical control levers. Handle/knob—Handle knob, wheel or other grip fitting for attachment to the end of a control cable or wire rope. Lever/control—A lever or lever ...

As much as I love manual transmissions, I'm not convinced every single vehicle would be better with a third pedal. I mean, what would you really get out of a Chevrolet Suburban with a stick? Clearly, ...

Simple Machines: Levers - Sorting Activities for the Three Classes of Levers. Everything you need to know about levers is presented in this activity booklet. When teaching about Simple Machines, ...