1. United States Geological Society - Earthquakes
2. Science News for Kids
3. National Geographic
4. NY Times for Students
5. Online Planetarium
6. NASA's Visible Earth - images of the earth
7. National Geographic for kids
8. Origins of the Universe
9. The Virtual Body
10. Inside the Human Body

1. Mathematics
2. Language Arts
3. Science
4. Social Studies
5. How to do references