Viola Online - Viola Music, Viola Lessons and Viola Instruction for all Ages, ViolaOnline.com offers free viola sheet music and free online viola lessons and viola instruction for all ages. Learn how to play the viola online with a review of viola basics such as how to hold the viola and bow, viola notes, viola fingering and viola tuning; strengthen playing with free viola scales and viola exercises; explore our free self-guided viola class for stringed instruments; and play free viola Christmas music.