“A friend in Connecticut told me about a CNC machine in his shop that was simple, easy to program and set-up, run and verify tools of all types,” recalled Brendan Slabe, an Ohio machine shop owner.

A new children’s book, titled Simple Machines Made Simple, wants to demystify mechanical engineering for kids as young as a year old. It recently beat its Kickstarter goal by 700%—raising more than ...

Discusses the principles of levers, a type of simple machine that helps lift heavy loads by changing the direction or magnitude of force applied. It explains how the position of the fulcrum affects ...