Have them do the Mysterium Fidei in Latin:
http://www.youtube.com/watch?v=UqHmyL3eQfU
And here’s Doxology/Amen from ccwatershed.org:
http://www.youtube.com/watch?v=5TUL4Nkt_Uw
Good luck!
Regards,
The Latin really is best for the Mysterium fidei.