Have you ever seen a flag being raised, or wondered how a mechanical clock works? Let’s take a look at some of the simple mechanisms that they use. Pulleys and gears. When a flag is raised, it will ...

EXETER — A small student lifting a teacher was one of the projects at the recent "Techsploration: Simple Machines Made Fun" assembly at Lincoln Street School. With the help of his handmade ...

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 ...