Simple machines are devices with few or no moving parts that make work easier. Students are introduced to the six types of simple machines - the wedge, wheel and axle, lever, inclined plane, screw, and pulley - in the context of the...

Information on all six simple machines, nicely presented with extra information available for all. Other sources available. Do "Try This Demonstration."

A thorough discussion of all the simple machines, beginning with some thoughts on mechanical advantage and conservation of energy. Very complete. Move down to the section that interests you.

The six types of simple machines are explained clearly through pictures, text and videos.

This lesson will introduce the six types of simple machines and show how machines can increase efficiency by reducing work input needed. It is 2 of 2 in the series titled "Simple Machines."

This lesson will introduce the six types of simple machines and show how machines can increase efficiency by reducing work input needed. It is 1 of 2 in the series titled "Simple Machines."

There are six simple machines. They are as follows: lever, wheel, pulley, incline plane, wedge, and screw. This tutorial will cover the first three.

Gives short descriptions of the six types of simple machines.

Middle schoolers will have completed a unit of forces and motion prior to the current unit of study on simple machines (lever, inclined plane, screw, wedge, pulley, wheel and axle). Students will review the functions and examples of...

Simple machines such as inclined planes in wedges and screws are explained.

In this lesson plan students start by trying to open a paint can with their bare hands. Eventually, they will use a lever to open it. Various activities are used to enforce different simple machines.

Kids learn about the science behind simple machines such as levers, wheels, pulleys, inclined planes, and screws. How they work together to make complex machinery.

A lesson plan site that contains activities designed to give grades 3 and 4 experiences in using simple machines.

Students apply the mechanical advantages and problem-solving capabilities of six types of simple machines (wedge, wheel and axle, lever, inclined plane, screw, pulley) as they discuss modern structures in the spirit of the engineers and...

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.

[Free Registration/Login Required] An informational text about simple machines people use every day. A question sheet is available to help students build skills in reading comprehension.

[Free Registration/Login Required] An informational text about simple machines used in daily life such as: a pulley, a screw, an inclined plane, a wheel and axle, a wedge, and a lever. A question sheet is available to help students build...

[Free Registration/Login may be required to access all resource tools.] What a screw is, how it works and its mechanical advantage.

Designed for Grade Eight, this collection of lessons provides information, examples and quizzes related to simple machines. Elementary students studying this topic will find this site informative as well.

Simple descriptions and drawings of simple machines. Click on each image for a further explanation and examples.

This site, maintained by Dr. Chris Rorres of Drexel University, demonstrates how the design of Archimedes screw has made lasting impressions upon modern society. These historic engravings demonstrate the practical uses of the screw in...

Good combination of teacher demonstration and student interaction for this simple machine lesson. Great for talking about force and work. Plans are for grades 2-4, yet are adaptable.

This site provides a chart that lists the six simple machines, defines them, explains how it helps and gives examples.