Dallas Symphony Orchestra for Kids http://www.dsokids.com/2001/rooms/musicroom.asp
Creating Kids http://www.creatingmusic.com/
Smart Music http://www.smartmusic.com/
Finale Notepad Download http://www.finalemusic.com/notepad/
Boston Symphony Orchestra Dictionary for Kids http://www.bsokids.com/kids/sound_off/music_dictionary.asp
PBS Jazz for Kids http://pbskids.org/jazz/
Music Theory http://www.musictheory.net/
Classics for Kids http://www.classicsforkids.com/
Classical Archives http://www.classicalarchives.com/
Play Music http://www.playmusic.org/