Science, Math & Computers
- California State Science Fair
- USGS Earthquake Hazards - Program Shows current earthquake activity.
- How Volcanoes Work
- How Products are Made - From Accordion to Zirconium, plus biographies of their makers.
- Periodic Table of the Elements
- Amusement Park Physics - Learn about and design roller coasters, carousels and more.
- The Planets
- Scanning Electron Microscope - From Boston's Museum of Science.
- Windows to the Universe
- Brightstorm - Free math videos that cover topics from Algebra through Calculus.
- Math2.org - Includes basic math, as well as geometry and algebra formulas.
- Mathographies - Biographies of mathematicians.
- Ask Dr. Math - Answers to math questions at all levels.
Endangered Animals & Environmental Action
- Kids' Planet - Especies Fact Sheets Facts about Endangered Species.
- EEK! - Environmental Education for Kids - Puzzles & Games.
- U.S. Environmental Protection Agency Explorers Club
- Bugbios - Information and photos of all sorts of insects.
- Chimpanzee Central - From the Jane Goodall Institute.
- California Wildflowers - Descriptions and colorful photos...You can even search by color!