Technology Student
Technology Student: Computer Numerical Control (Cnc)
This site describes how Computer Numerical Control (CNC) machines work and how they are used in computer-aided manufacturing (CAM).
TeachEngineering
Teach Engineering: Tower O' Power
In this activity, students learn about creating a design directly from a CAD (computer-aided design) program. They will design a tower in CAD and manufacture the parts with a laser cutter. A competition determines the tower design with...
Geographypods
Geographypods: Global Interactions: Economic Interactions and Flows
This learning module examines how money travels around the world between more developed and less developed nations, and the various forms it takes. Includes slideshows, student tasks, videos, maps, charts, and case studies, including one...
Khan Academy
Khan Academy: The Industial Revolution
At one time, humans, fueled by the animals and plants they ate and the wood they burned, or aided by their domesticated animals, provided most of the energy in use. All life operated within the fairly immediate flow of energy from the...
Space.com
Space.com: "Nasa Spin Offs: Bringing Space Down to Earth"
This article from January 26, 2005, offers a video and a list of many common items used daily that exist because of NASA innovations. These include Cat Scans and MRIs, more precise and safer breast imaging, artificial limbs using...
Independence Hall Association
U.s. History: The Northern Homefront
The military-industrial complex thrived in the North during the Civil War, but read about how inflation affected the ordinary worker. See how the role of women expanded to fill in for men who were away fighting. Women also had an impact...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Palium
The English cloak, though commonly adopted as the translation of these terms, conveys no accurate conception of the form, material, or use of that which they denoted. The article designated by them was always a rectangular piece of...
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Demosthenes
In the oratory of more thn two thousand years Demosthenes stands in the front rank, and will always hold first place among the orators of the ancient world. He was born in 384 B.C. When he was only seven years of age, his father, a...