From Archimedes, Pulleys & Hex Nuts, to an Aussie Invention: The Segnut.

I always thought that the pulley was one of Archimedes’ many inventions. I was wrong.

Archimedes and His Inventions Early European History And Religion — Facts and Details

Archimedes' screw, artwork - Stock Image - C016/9685 - Science Photo Library

The hydraulic endless screw of Archimedes (3rd c. B.C.)

Top 12 Contributions of Archimedes - Ancient History Lists

From Archimedes, Pulleys & Hex Nuts, to an Aussie Invention: The Segnut.

Archimedes - The Life, Work and Inventions of Archimedes

Archimedes and His Inventions Early European History And Religion — Facts and Details

is a lesson about the screw as a simple machine and the design, construction and use of Archimedes screw in the ancient world.

Ancient Technology: Archimedes' Screw

Katakolon Sights: The inventions of Archimedes

Archimedes' screw - Wikipedia