https://www.incredibox.com/ 

http://www.klsriley.com/for-students/online-music-games/  

http://www.therhythmtrainer.com/ 

https://pbskids.org/games/music/  

http://isleoftune.com/ 

http://www.nyphilkids.org/games/main.phtml 

http://www.musictechteacher.com/music_quizzes/music_quizzes.htm 

https://www.incredibox.com/demo/v1

https://www.incredibox.com/demo/v2

https://www.incredibox.com/demo/v3

https://www.incredibox.com/demo/v4

Auditorium

https://cipherprime.com/games/auditorium/

Drum Machine

http://www.onemotion.com/flash/drum-machine/

Nudge

https://tonematrix.audiotool.com/