See also:

• Kids and Teens: School Time: Science: Living Things: Animals: Mammals: Humans: Nervous System  (18)
• Kids and Teens: School Time: Science: Living Things: Animals: Mammals: Humans: Senses  (10)
• Kids and Teens: School Time: Science: Physics: Waves  (7)
• Kids and Teens: School Time: Science: Technology: Microscopes  (11)

Molecular Expressions: Science, Optics and You -  .

[ Kids/Teens/Mature Teens ] - Timeline, interactive java applets showing various properties of light and lenses, tutorials, and other links for students.

Color and Color Vision - [ Mature Teens ] - Explains additive and subtractive colour mixing, the mixing of wavelengths, Newton's dispersion of white light to show the colours of the rainbow.

Colorworm Explains Color - [ Kids ] - An online book about light and color for all ages. Explains the electromagnetic spectrum, visible light, RGB, CMYK, light, and mixing paint colors.

The Electromagnetic Spectrum - [ Teens ] - From NASA, an overview of the different types of electromagnetic waves.

How Does a Pinhole Camera Work? - [ Teens ] - Explains the principles behind the pinhole camera.

How Light Works - [ Teens/Mature Teens ] - Explains light in terms of photons to explain reflection, refraction and absorption.

How we see Colour - [ Teens/Mature Teens ] - Explains human perception of colour and optical illusions in depth with clear diagrams.

Java Applet - [ Kids/Teens ] - Java applet exploring reflection and refraction of light beam and laser beam.

Light and Optics: Online Meteorology Guide - [ Mature Teens ] - Introduces optical effects resulting from light interaction with air, dust and haze particles, ice crystals and water droplets.

Light Refraction - [ Teens ] - Uses example of sphere on a checkerboard to show how light is refracted.

LightForest: The Holographic Rainforest - [ Teens/Mature Teens ] - Explains what is an hologram and the physics behind it. Also shows a variety of examples gathered in a virtual exhibition.

MicroWorlds - [ Teens/Mature Teens ] - An educational tour of current research at Berkeley Lab's Advanced Light Source. Contains information about the facility research, and teaching modules.

Optics 4 Kids - [ Kids/Teens ] - Tells about the science of light and answers common questions. Also explores careers in optics. From the Optical Society of America.

Optics for Kids - [ Kids ] - An overview of the basics of optics, also discusses careers in science and engineering.

The Reflection and Refraction of Light - [ Teens/Mature Teens ] - Uses geometry to predict reflection from plane and spherical mirrors, and looks at how speed and wavelength varies with different media.

Science Snacks About Light - [ Kids/Teens ] - A set of very simple experiments featured by Exploratorium, each one with details on materials, assembly, how can be done, and an explanation of the physical laws involved.

Skytopia - Colour and Light Trivia - [ Kids/Teens/Mature Teens ] - Amusing guide lists various oddities about colour and light. Find trivia on 3D, mirrors, light bulbs, and contradictions about the perception of colour.

The Speed of Light - [ Kids/Teens ] - Defines the speed of light and describes how man learned to measure it. Includes interactive quiz.

What Makes an Object Coloured - [ Teens/Mature Teens ] - Explains principles of reflection, refraction, absorption and transmission to explain how objects are a particular colour.