Molecular Expressions: Science, Optics and You - Timeline, interactive java applets showing various properties of light and lenses, tutorials, and other links for students.Optics 4 Kids - Tells about the science of light and answers common questions. Also explores careers in optics. From the Optical Society of America.
Optics for Kids - An overview of the basics of optics, also discusses careers in science and engineering.
The Speed of Light - Defines the speed of light and describes how man learned to measure it. Includes interactive quiz.
Skytopia - Colour and Light Trivia - Amusing guide lists various oddities about colour and light. Find trivia on 3D, mirrors, light bulbs, and contradictions about the perception of colour.
How Does a Pinhole Camera Work? - Explains the principles behind the pinhole camera.
How Light Works - Explains light in terms of photons to explain reflection, refraction and absorption.
Java Applet - Java applet exploring reflection and refraction of light beam and laser beam.
The Reflection and Refraction of Light - Uses geometry to predict reflection from plane and spherical mirrors, and looks at how speed and wavelength varies with different media.
Light and Optics: Online Meteorology Guide - Introduces optical effects resulting from light interaction with air, dust and haze particles, ice crystals and water droplets.
Light Refraction - Uses example of sphere on a checkerboard to show how light is refracted.
The Electromagnetic Spectrum - From NASA, an overview of the different types of electromagnetic waves.
Colorworm Explains Color - An online book about light and color for all ages. Explains the electromagnetic spectrum, visible light, RGB, CMYK, light, and mixing paint colors.
Color and Color Vision - Explains additive and subtractive colour mixing, the mixing of wavelengths, Newton's dispersion of white light to show the colours of the rainbow.
Light and Colour - Explains how we see colour and discusses the mixing of frequencies.
How we see Colour - Explains human perception of colour and optical illusions in depth with clear diagrams.
What Makes an Object Coloured - Explains principles of reflection, refraction, absorption and transmission to explain how objects are a particular colour.
Optics for Kids - Includes a section on careers in optics, vision and color, optics in nature, optics and laser lab, and biomedical and health applications.