Beacon Learning Center
Beacon Learning Center: How Can We Move Our Principal?
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...
Science Education Resource Center at Carleton College
Serc: The Physics and Engineering of a Trebuchet
In this simple machines lab young scholars investigate how the trebuchet works using their prior knowledge of simple machines. Students then build a trebuchet and analyze the physics and engineering that goes into building and launching it.
CK-12 Foundation
Ck 12: Physical Science: Screw
[Free Registration/Login may be required to access all resource tools.] What a screw is, how it works and its mechanical advantage.
Science Buddies
Science Buddies: Gears Go Round!
Music boxes, bicycles, and clocks all have one thing in common: GEARS. You might say that gears make the world turn, since they are in so many mechanical instruments. How do they work and how do you know which gears to use? Find out in...
TeachEngineering
Teach Engineering: Pulley'ing Your Own Weight
Using common materials (spools, string, soap), students learn how a pulley can be used to easily change the direction of a force, making the moving of large objects easier. They see the difference between fixed and movable pulleys, and...
My Science Site
Finding Examples of Machines [Pdf]
Ready, set, go! Send your students racing to find examples of machines with this reproducible. A great way to enhance student learning on an unit on work and machines. This resource is in PDF form; requires Adobe Reader.
TeachEngineering
Teach Engineering: Heave Ho!
Students will discover the scientific basis for the use of inclined planes. They will explore, using a spring scale, a bag of rocks and an inclined plane, how dragging objects up a slope is easier than lifting them straight up into the...
TryEngineering
Try Engineering: Engineering Ups and Downs
Engineering design lesson examines the principles behind working elevators. Teams of students explore how elevators work, then design, build, and evaluate their own elevator to service a toy car garage.
Scholastic
Scholastic: Dirtmeister: The Inclined Plane
This site from Dirtmeister gives information on how the Ancient Egyptians used the inclined plane. Dirtmeister explains the inclined plane and its uses.
Museum of Science
The Museum of Science: Gadget Anatomy
This site from The Museum of Science presents some compound machines and asks students to identify which simple machines they are composed of. Students provide their answer and receive immediate feedback.
Alabama Learning Exchange
Alex: Levers Weight Lifters
During this lesson, students will have the opportunity to explore levers through hands-on experiences and by navigating the Internet. This lesson allows students to use their experiences to determine how levers and other simple machines...
Other
How to smile.org: Building Pulleys
An activity where students use pulley systems to pick up a paint can and move an eraser from the ground to the top of a desk. After completing this activity, students will understand how pulley systems can help us do work.
Science Education Resource Center at Carleton College
Serc: First Class Levers
Through observation and inquiry, young scholars are given various objects to investigate how levers work and why they might be useful.
Science Struck
Science Struck: Examples of Pulleys in Daily Life
Learn how pulleys work and their many uses in everyday life, industry, recreation, and other activities. Includes many pictures of pulleys and pulley systems.
Other
D&t Online: Gears
This site illustrates how gears work and how they are used in simple machines.
CK-12 Foundation
Ck 12: Physical Science: Wedge
[Free Registration/Login may be required to access all resource tools.] What a wedge is and its mechanical advantage, how it changes force to make work easier.
Science Education Resource Center at Carleton College
Serc: Investigating the Inclined Plane Through Inquiry
For this activity, students will use different materials to find the most effective way to use an inclined plane (in other words, moving an object with as little force as possible). This is a guided inquiry. Although the students will be...
PBS
Pbs Learning Media: Cyberchase: Bianca Gets in Gear
Bianca visits a bike shop and learns how bicycle gears work in this Cyberchase video segment. [3:26]
Maryland Science Center
Maryland Science Center: March Madness Finger Basketball [Pdf]
Build a miniature basketball court, and use a spoon lever to shoot balls into the basket. Experiment with different materials to see which one works the best.
Science Education Resource Center at Carleton College
Serc: Levers:relationship of Force of Effort & Resistance Fulcrum Placement
Students investigate the relationship between the two forces and the location of the fulcrum in a first class lever. Students work in cooperative groups of approximately three to make observations that they can then generate a formula...
Other
Utah Online Services: Rss Workshop
A well-regarded introduction to publishing RSS feeds, from the state of Utah Online Services division. In this workshop, you'll learn how to create, validate, parse, publish, and syndicate your own RSS news channel. The emphasis is on...
Museum of Science
Science Learning Network: Inventor's Workshop
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.
TryEngineering
Try Engineering: Here Comes the Sun
Students work in teams to learn about solar panel design, simple circuits, and how solar energy is used to provide power to simple machines such as calculators.
PBS
Pbs Teachers: Secrets of Lost Empires Ii: Lever an Obelisk
Utilize an understanding of how a lever works to lift an obelisk, using as few of the weights and support stones as possible in this online interactive activity.