Exploratorium
Exploratorium: Science Snacks: Giant Lens
A discussion of how to make a refraction exhibit using a Fresnel lens. Consists of assembly instructions and a "To do and notice" section.
Georgia State University
Georgia State University: Hyper Physics: Thin Lens Equation
This is an informative site from Georgia State University. It gives a discussion of the thin lens equation and an illustration of its use in determining the image distance based upon the object distance and the focal length.
PBS
Pbs Kids: Elinor Wonders Why: Elinor's Nature Adventure
Come explore with Elinor! Use the tools provided to observe your environment as you take a nature walk. What will you find?
Science Education Resource Center at Carleton College
Serc: How Old Is That Thing on That Rock?
Students using magnifying glasses to observe collected fossils, and then make inferences and hypotheses about the age of the specimens.
Science Buddies
Science Buddies: A Soluble Separation Solution
Have you ever mixed together salt and pepper? Isn't it fun to see how all of those tiny grains of salt and pepper mix together. But what if you had to separate them out again? Do you have nightmares of tiny tweezers, a magnifying glass,...
Other
Louvre Museum: A Closer Look at the Seated Scribe
Take a closer look at a work of Egyptian sculpture wherein you can see details of the work through a virtual magnifying glass. Accompanying commentaries and animations provide historical and artistic analysis. Useful in-context tools...
TeachEngineering
Teach Engineering: Stations of Light
Student groups rotate through four stations to examine light energy behavior: refraction, magnification, prisms and polarization. They see how a beam of light is refracted (bent) through various transparent mediums. While learning how a...
Tate
Tate Online: Case of the Mysterious Object
A clever and compelling interactive introduction to art appreciation and visual literacy. Parent and child or older child/younger child can pair up to solve an art gallery mystery. The object of this activity is to answer questions about...
Exploratorium
Exploratorium: Water Sphere Lens
A discussion of how to make a magnifying lens exhibit using a water-filled flask and a light bulb. Consists of assembly instructions and a "To do and notice" section. Great for a teacher demonstration or a student project.
Optical Society
Optical Society of America: Optics for Kids: Watch Tv Upside Down
An experiment to invert a television image using a magnifying lens. Accompanied by an explanation of what's happening.
BBC
Bbc: Gcse Bitesize: Lenses
Lenses are precisely shaped pieces of glass that have been developed and used in corrective glasses, telescopes, microscopes, binoculars, and magnifying glasses. They can be convex or concave. Links are provided to a video an a test.
TeachEngineering
Teach Engineering: Compare Fabric Materials
Students will look at different types of fabric and their respective individual properties. Using a magnifying glass and sandpaper they will test and observe the weave of fabrics and the wear quality of sample fabrics. By comparing the...
TVOntario
Tvo Kids: Explore the Night
Use your magnifying glass, binoculars, and telescope to go night exploring with Tia and learn about the natural world around you.