Useful Links:

History on this day:
http://www.nytimes.com/learning/general/onthisday

Uncle Sam :
http://www.win.org/library/matls/govdocs/kids.htm

Microsoft Encarta Schoolhouse:
http://www.encarta.com/schoolhouse

Presidential Fun:
 http://send4fun.com/presidentdance.htm

Homework Help:
http://www.nypl.org/branch/teen/homework.html