Online Science Games

http://resources.kaboose.com/games/science.html

http://kids.earth.nasa.gov/games/

http://www.sciencemonster.com/

http://spaceplace.nasa.gov/en/kids/games.shtml

http://www.cotf.edu/ete/modules/k4/online/Wonline1.html

http://www.nasa.gov/audience/forkids/kidsclub/flash/index.html

http://yucky.discovery.com/flash/