Math Flashcards http://www.flashcardmath.com/flashcards/flashcards.htm
The Weather Channel http://www.weather.com
Battles of the Revolutionary War http://www.multied.com/revolt/battles.html
Hubble Space Telescope - see photographs taken by Hubble http://hubblesite.org
NASA - The Space Place for Kids http://spaceplace.nasa.gov/en/kids/
TIME For Kids http://www.timeforkids.com/
All Purpose Flashcard Maker http://www.scholastic.com/kids/homework/flashcards.htm
Current Moon Phase http://calculatorcat.com/
National Geographic for Kids http://www.nationalgeographic.com/kids/
Free Sudoku Puzzles http://www.websudoku.com/
Weathering and Erosion http://www.mrsciguy.com/weathering.html
Eye Site http://library.thinkquest.org/J002330/
Brain POP http://www.brainpop.com
European Explorers http://library.thinkquest.org/J002678F/why.htm
Kids Astronomy http://www.kidsastronomy.com/solar_system.htm
Space Weight Calculator http://www.exploratorium.edu/ronh/weight/
Evening Sky Maps http://www.skymaps.com/downloads.html
Life Stages of a Star http://www.classzone.com/books/earth_science/terc/content/visualizations/es2807/es2807page01.cfm?chapter_no=visualization
Revolutionary War People http://www.todaysteacher.com/JourneyQuest/RevolutionaryWarPeople.htm
Women of the American Revolution http://americanrevolution.org/women.html