3D tour of the Whitehouse http://www.google.com/culturalinstitute/collection/the-white-house?museumview&projectId=art-project
Online Geography Quiz http://www.lizardpoint.com/fun/geoquiz/usaquiz.html Choose more quizzes with drop down list!
Object of History http://www.objectofhistory.org/
The week in rap (current events every Friday) http://theweekinrap.com/
Learn your states (timed and fun) http://www.pibmug.com/files/map_test.swf
Nebraska Studies http://www.nebraskastudies.org/
Making History WWII Video Game http://www.making-history.com/hq/
Maps of Everything http://geography.about.com/cs/blankoutlinemaps/