The WebElements web site can be used to help do the 8th grade elements project.
The Chemical Elements website can also be used to help do the 8th grade elements project.
The Visual Elements webpage can also be of use to 8th graders doing the element project.
UC Berkeley Museum of Paleontology with links to other museums
Nasa Spacelink home page for educators.
Astronomy Picture of the Day Archive with many links to information relating to the picture.
Radar images of the earth taken from the Space Shuttle.
Photos of Earth taken from the Space Shuttle.
Recent images from Hubble Space Telescope with text explanations.
Planetary images stored NASA's JPL
A multimedia tour of the solar system.
Earthquake information from the US Geological Survey.
Natural Resources Defense Council has environmental information.