In this lesson plan young scholars learn how to make a screw and compare how many turns it takes for different screws to embed into a piece of wood.

In this problem solving exercise, students must decide which simple machine would work best in different situations, in order to help the principal manoeuvre himself after he has hurt his leg and can't walk. The site has a good tutorial...

USS Constitution was built as a fighting machine and utilized the six simple machines of science to accomplish the many tasks required of her. Students will identify and manipulate these machines to create inventions that would have made...

This is an activity demonstrating that the screw is an inlined plane.

Learners explore building a pyramid, learning about the simple machine called an inclined plane. They also learn about another simple machine, the screw, and how it is used as a lifting or fastening device. During a hands-on activity,...

A full and complete discussion of the simple machine called the screw, a modified inclined plane. Many examples and drawings and applications.

Scholastic provides an in-depth description here of a simple machine called The Screw. Also provides a picture and several examples for understanding.

A short piece on Leonardo da Vinci from the Science Learning Network. Placed here because a) there's a decent drawing of an Archimedes' screw, and b) there's a link to an adequate definition thereof.

A full and complete discussion of the simple machine called the screw, a modified inclined plane. Many examples and drawings and applications.