Music Sites from Mrs. Waldrop

http://www.sfskids.org/  San Francisco Symphony 

https://www.mydso.com/dso-kids/ Dallas Symphony Orchestra

https://www.nyphilkids.org/  New York Philharmonic

https://play.lso.co.uk/ London Symphony Orchestra

https://www.classicsforkids.com/games/compose_your_own_music.php