Classics for kids http://www.classicsforkids.com/
Introduction to instruments of the orchestra http://www.playmusic.org
Welcome to the instruments of the orchestra. http://www.sfskids.org/templates/instorchframe.asp?pageid=3
Meet the Notes. http://sfskids.org/templates/musicLabF.asp?pageid=23
Musical Mystery Game http://www.bbc.co.uk/northernireland/schools/4_11/music/index.shtml
dallas texas symphony orchestra presents the four families of instruments http://dsokids.com/2001/instrumentchart.htm
Oh, Doo Dah Day - meet PA composer Stephen Foster http://www.pitt.edu/~amerimus/foster.htm
national geograhic - geography bee http://www.nationalgeographic.com/geographicbee