The Black Hole Gang
Learn about the science adventures of Matt, Wei Ling, Rosa, A.J., and Newton. Designed as a resource for kid-friendly science on the web.
http://www.blackholegang.com/

The Bubblesphere
All about soap bubbles. Bubble blowing, solutions, history, fun, Java games, bubble machines and trivia.
http://bubbles.org/

X-Ray for Kids
Information geared to children about x-rays and interesting x-rays of plants, shells, animals.
http://www.uhrad.com/kids.htm

Activities and Quizzes on Science
Activities, games, and quizzes on a variety of science topics. Wonderful study aid for children aged 9-13.
http://www.syvum.com/squizzes/science/

Kinetic City
A science radio show for kids, updated weekly. Keep up with the latest adventures of the Kinetic City Super Crew and do your own science experiments at home.
http://www.kineticcity.com/

Science Made Simple
Kids get simple, detailed answers to common science questions. Plus great science projects and experiments, science news and interactive unit measurement conversions.
http://www.sciencemadesimple.com/

Soap Bubbles: Exploratorium
Explore the forces that mold bubbles, bubble recipes, books about bubbles and links to additional sites.
http://www.exploratorium.edu/ronh/bubbles/bubbles.html

The Why Files
Explores the science behind the news such as why planes crash, how new diseases break out, and why athletes shouldn't use drugs.
http://whyfiles.org/

Paper Online
Educational resource includes history of paper, discusses what paper is and has instructions to make your own paper.
http://www.paperonline.org/index.html

Kids' Place: Science Library Adventures
Online science adventures for kindergarten and elementary school students.
http://www.eduplace.com/kids/sla/index.html

History Of The Universe
A short history of the universe, earth, life, explained in simple terms. Begins with the big bang theory and ends with the computer age.
http://www.historyoftheuniverse.com/

Who Wants to Win a Million Dollars? - The Science Game
Test your knowledge of math and science as you work your way to the million dollar level. Although the questions are real, the money, unfortunately, is not.
http://education.jlab.org/million/

The Flying Turtle
Illustrated site celebrates and explains the basic scientific principles that govern both nature and human technology.
http://www.flyingturtle.org/

Bill Nye the Science Guy
Check out the daily demo, watch a video clip or listen to an audio clips, and learn more about Bill Nye himself.
http://billnye.com/

How Stuff Works Express
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.
http://express.howstuffworks.com/

How Stuff Works
Articles explain how hundreds of things work, from elements of the human body to space-age technology.
http://www.howstuffworks.com/

NIH Office of Science Education
Life science education resources for students, teachers, and the general public.
http://science-education.nih.gov/

How a Galileo Thermometer Works
Illustrated tutorial explains the operation of the Galileo thermometer.
http://www.howstuffworks.com/question663.htm

Girls Reaching Out With Science
Pairs middle school girls in Columbus, Ohio, with mentors at Capital University to study science.
http://capital2.capital.edu/orgs/GROWS/

Funky Lab
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.
http://www.funkylab.co.uk/

TryScience.org
Features virtual field trips, virtual experiments and other interactive activities supplied by science centers around the world.
http://www.tryscience.org/

Ontario Science Centre: Science Zone
Dozens of interactive science activities focus on topics ranging from the human body to computer science.
http://www.ontariosciencecentre.ca/scizone/

Museum of Science and Technology
Offers online exhibits, games, research topics, and tips for kids.
http://www.most.org/

Discovery Kids
Delivers informative articles, online games, a chat room, online science games, live web cams, showcase of video clips, and a station guide.
http://kids.discovery.com/

Skytopia - World's Most Unanswered Science Project
Collection of science questions relating to physics, chemistry, sound, music, color and light.
http://www.skytopia.com/project/science/science.html

Science Inside Out
News, information, quizzes and lecture notes from the Royal Institution, United Kingdom. Includes a list of events for schools.
http://insideout.rigb.org/

The World of Agnes Pflumm
Official site for the Agnes Pflumm science education novels. Includes lesson plans, science project help, integrating science and art, links science and literature, and book information. Also includes tips for kids about time management.
http://www.agnespflumm.com/

The Christopher Columbus Awards
Competition open to students in grades 6, 7 and 8. Three or four students work as a team to identify a problem in their community, research it, and use science to develop an innovative solution.
http://www.christophercolumbusawards.com/

Careers in Life Science Information for Students
Links to sites offering information about various science careers, mostly in the life sciences, but also including astronomy.
http://www.the-aps.org/education/k-12misc/careers.htm

K-12 Science Jokes And Humor
Jokes organized by topic, including biology, earth science, chemistry, Einstein, math, and physics.
http://www.juliantrubin.com/sciencejokes.html

Scientific Topics
Contains tutorials covering physics, chemistry, sea battles, minerals, china, airplanes and philosophy.
http://www.hpwt.de/Starte.htm

Terrific Scientific
Learn about the science of two topics: atomic structure and rusting.
http://www.terrific-scientific.co.uk/

Strange Matter
Explore the world of materials science. Investigate structure, properties, processing and performance to discover the secrets of everyday stuff.
http://www.strangematterexhibit.com/

Propane on the Brain
Experiments, games and safety tips for kids in grades K-8.
http://www.propaneonthebrain.com/

Science News for Kids
Experiments to do, articles to read, science fair projects, puzzles, and games.
http://www.sciencenewsforkids.com/

Schoolscience National Curriculum Science
Written for teachers and students of National Curriculum science in the UK. Covers some biology, chemistry, and physics topics. Well illustrated. Includes some quizzes.
http://www.schoolscience.co.uk/

A Science Odyssey
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.
http://www.pbs.org/wgbh/aso/

Playing With Time
Activities and movies that explore how things change over time. Also includes an overview of the museum exhibit at the Science Museum of Minnesota.
http://www.playingwithtime.org/

Kids and Science
E-community for discovering science in main themes around us. Includes projects and facts, as well as games and fun.
http://www.kidsandscience.com/

ScienceInTheBox
About the science behind Procter and Gamble's laundry and cleaning products. Research and development, safety and sustainability issues.
http://www.scienceinthebox.com/

Questacon
The National Science and Technology Centre in Australia presents free games, quizzes and activities to explain science to children and teenagers. Includes fun experiments to try at home, as well as movies and pictures about current exhibitions.
http://www.questacon.edu.au/

CAGIS - Canadian Association for Girls In Science
Club for girls who get together with women scientists and do fun experiments. Site also has games and experiments to do at home.
http://publish.uwo.ca/~cagis/

Ask Dr. Universe
All sorts of big and small questions are answered here, and include things that puzzle kids worldwide.
http://www.wsu.edu/DrUniverse/

ScienceZone
Provides information, quizzes and other activities related to the U.K. science curriculum for 8-11 year olds.
http://www.acocksgreen.bham.sch.uk/sciencezone/science/ScienceZone.html

Magi Early Eastern Philosophers (And a Great Poet)
Introduction to contributions by Al-Khwarismi, Al-Kindi, and Omar Khayyam in the fields of mathematics, astronomy, medicine, and optics. Period of time discussed is from around 680 AD to 1120 AD in the present day Middle East.
http://www.perceptions.couk.com/magi.html

BBC Science & Nature
Useful information about humans, animals, space and the planet we live on. Includes quizzes, picture galleries, games, and news stories.
http://www.bbc.co.uk/sn/

National Science Foundation: News
A multimedia gallery covering hundreds of current scientific discoveries and observations.
http://www.nsf.gov/news/mmg/

Alaska Science Forum
Groups of articles on a wide array of topics, like volcanos, geology, living in the North, bugs, weather, and pets. Lots of weird facts.
http://www.gi.alaska.edu/ScienceForum/

The Field Museum
Maintains exhibits and conducts research for old and new biological specimens, ancient cultural artifacts and geology. Page includes photos of exhibits, interactive map of expeditions, educational programs, and history of the facility. Located in Chicago, IL, USA.
http://www.fieldmuseum.org/

Natural History Museum
Fun and games section that provides interactive scientific discovery experiments, such as building a volcano and taking a quiz about dinosaurs.
http://www.nhm.ac.uk/kids-only/fun-games/index.html

The Exploratorium
A hands-on museum of science, art, and human perception in San Francisco. Site provides interactive online exhibits and exhibitions, activities, science news, and publications, general information about the museum.
http://www.exploratorium.edu

The Field Museum's Women in Science
Contains thirteen interviews with women in different areas of science.
http://www.fieldmuseum.org/exhibits/exhibit_sites/wis/

Science World
Interactive world includes simple science fair projects, short biographies of inventors, an introduction to the planets, and a timeline that identifies important dates.
http://www.kbears.com/sciences/

Cool Science
Energy-related science information for kids -- plus resources for teachers. Includes "Ask a Researcher" feature.
http://www.netl.doe.gov/about/scibowl/

Kid's Domain: Science Games
Features a large selection of animal, ecology, space, and dinosaur games.
http://resources.kaboose.com/games/science.html

Oakland Museum of California
Museum specializes in the natural science, history and art of the Golden State. Contains current exhibitions, permanent galleries and projects.
http://www.museumca.org/

Wonderville
Zoom around this 3D city playing games and learning about science.
http://www.wonderville.ca/

Explain that Stuff
Includes articles about science and technology, including space, computing, and nuclear power.
http://www.explainthatstuff.com/

Ingenious: Seeing Things Differently
Find debates, photographs, and articles that create insights into science and culture. Offers the opportunity to personalize image collections, web galleries, and e-cards.
http://www.ingenious.org.uk/

Kaboom!
Talks about how fireworks work, the different elements used in fireworks and how buildings are imploded.
http://www.pbs.org/wgbh/nova/kaboom/

Detecting the Truth: Fakes, Forgery and Trickery
Explains why and how people have changed paintings, maps, books, and money throughout history, and shows the tools and techniques used to detect them.
http://www.collectionscanada.ca/forgery/

The Paper Project
Learn about the simple process of making paper using plants or natural cloth. Page includes illustrations to show the method.
http://paperproject.org

The Adventures of Echo the Bat
Follow Echo the Bat through the eyes of a satellite as he migrates through Arizona. Topics include false color satellite imagery, how scientist use these images to study habitats, and the electromagnetic spectrum. Interactive adventure game and activities for the classroom.
http://science.hq.nasa.gov/kids/imagers/echohome.html

Discovery School: A-to-Z Science
Offers homework help, articles, interactive activities, virtual tours, science fair ideas, and projects for kids.
http://school.discoveryeducation.com/students/

The Yuckiest Site on the Internet
Educational science entertainment about yucky things such as worms. Club Yucky, games, and recipes.
http://yucky.discovery.com/flash/

Hot Science Sites
A directory from the CSIRO Science club magazine covering a wide range of subjects.
http://www.csiro.au/resources/DIYScienceWeblinks.html

Athena, Earth and Space Science for K-12
Illustrated descriptions and activities on Earth Science and Space. Includes links to related materials and suggested learning activities.
http://www.k12.wa.us/EdTech/Athena/index.html

Adventures in Science and Technology
Introduces chemistry, physics, biology, engineering, and computer science. In English and French.
http://epe.lac-bac.gc.ca/100/205/301/ic/cdc/science/english/