Ask Dr. Universe http://www.wsu.edu/DrUniverse/Contents.htmlpop
You can ask Dr. Universe almost anything. She'll go to Washington State University's great team of researchers for her information. She'll follow them out to the field, or into the laboratory or library, to find your answers.
How Stuff Works Express http://express.howstuffworks.com/pop
Offers fun and informative articles about research and extraordinary people. Also includes information on hot sites, cool books, internet projects, and experiments. Includes teacher support materials.
Atoms and Ants http://www.atomsandants.com/pop
A resource site of science and nature fun activities, strange facts, photos, illusions and products. Interesting stuff for both kids and parents.
Funky Lab http://www.funkylab.co.uk/pop
Presents a mix of science information and activities, from toilets to steam engines. Includes quizzes, games, videos and articles on the science and the history of science.
Discovery Kids http://kids.discovery.com/pop
Delivers informative articles, online games, a chat room, online science games, live web cams, showcase of video clips, and a station guide.
Athena http://vathena.arc.nasa.gov/pop
Illustrated descriptions and activities on Earth Science and Space. Includes links to related materials and suggested learning activities.
A Science Odyssey http://www.pbs.org/wgbh/aso/pop
Presents the people and the discoveries of 20th century science and technology in a variety of accessible, and interactive Web features. Based on the PBS television series.