Optical Society
Optical Society of America: Optics for Kids: Make a Telescope
An activity for making a telescope using a cardboard tube and two lenses. Accompanied by an explanation of how the telescope works, and a link to an article about lenses.
Michigan Reach Out
Making a Water Lens
This site provides a basic experiment that shows how a lens works. This lesson plan explains nearsightedness and farsightedness. It also explains concave and convex lenses.
Optical Society
Optical Society of America: Optics for Kids: Shimmering Lenses
An experiment using Jell-O to create lenses, to see how light behaves with flat, concave, and convex lens surfaces. With an explanation of what is observed, and a link to an informative article on lenses.
Optical Society
Optical Society of America: Optics for Kids: An Ice Lens
Instructions on how to make a lens using ice. With an explanation of what is observed, and a link to an informative article on lenses.