Things to do when you are finished with your work:
http://library.thinkquest.org/10157/infquest.html
http://library.thinkquest.org/10157/
http://teacher.scholastic.com/histmyst/index.asp
http://www.eduplace.com/geonet/index.html
http://www.maps.com/learn/games/
http://www.scopesys.com/anyday/
(find out what happened on your birthdate)
http://members.tripod.com/jaydambrosio/amlinks.html
(mysteries of the world)
http://memory.loc.gov/ammem/ndlpedu/activity/puzzle/puzintro.html
http://www.usmint.gov/kids/index.cfm?flash=yes