Teach Engineering
Just Plane Simple
It is plane to see that simple machines help reduce the force needed to perform a task. This resource introduces three of the simple machines--the inclined plane, the wedge, and the screw, and the formulas in order to be able to...
Curated OER
Air Movers
Students learn about Rube Goldberg machines (complicated devices designed to accomplish simple tasks and then design and build a machine that uses more than six separate steps to move an empty aluminum can. They can either work...