Free Science Lessons-PhysicsHow Stuff Works
All ages. How do computers work? How do malaria drugs work? What if I tried to drive my car underwater? A great site for the bored kid...and a great resource for the Eternal Questioner.
All ages. A Thinkquest site which gives a very good introduction to physics. There are games and animations that reinforce the information presented. A great reference, introduction or refresher.
Reeko's Mad Scientist LabThe Life of Fred: Algebra
7 and up. A fun site with many experiments and good explanations of the results. Also has games and puzzles!
For all ages. Another great site for the bored child. "represents a collective cranium of scientists providing answers to your questions. For good measure we provide a variety of oddities as well." Really fun, and has an 'Ask a Scientist' program!
NASA Beginner Guide to Rockets
Ages 11 and up. Look at various types of rockets - from bottle and stomp rockets to full-scale boosters. Find out how the work.
Life, the Universe, and the Electron
For teens. An exhibit about atomic structure.
Lessons all ages.
Glencoe Physical Science
Has quizzes and web resources for ninth-grade textbook in physical science. Can be useful.
Optics For Kids
Ages 10 and up. Learn about light, lenses, and lasers.
The Atoms Family
11 and up. Basic physics in a fun and memorable way!
11 and up. A look at the physics pf things in our everyday world. Nice interactivity.
Antimatter: Mirror of the Universe
8 and up. A look at the CERN particle accelerator and the quest for antimatter. Good for the teen who likes mysterious subjects. There is a kids' section!
8 and up. Fun and useful articles and experiments. Includes the famous resource, Is Your Child's Science Textbook Wrong?
The Particle Adventure
8 and up. Activity sheets, graphics, animations..all explaining the subatomic world.
All kinds of Java physics demonstrations! Colorful and insightful!
EdHeads Simple Machines
Ages 6 to 12. Activities, animations, etc. all explaining how simple machines work.
Science with me
A cheery, colorful website with games, animations, worksheets and coloring pages for preschool to about age 10. Subscription required, but it's free!