This is a great interactive site with games, interesting facts and sound clips to hear the instruments! http://www.playmusic.org/woodwinds
This historical site targets Baroque Music and has a very nice woodwind page with information on different historical facts about instruments. http://www.baroque-music.com/wc/
The Magical World of Music has extensive information on all facets of music and instruments http://library.thinkquest.org/22326/
Dallas Symphony Orchestra has a great Instruments page with many interactive games and facts about the orchestra. http://www.dsokids.com/2001/instrumentchart.htm
Hyper Music is a very interactive site with instrument facts. http://www.hypermusic.ca/inst/mainmenu.html