
Discover key insights about the composition, arrangement, and composer, see what's included, and find information to enhance your practice and performance.



aurelio ricardo ramos da rocha, marcelo rozario, rebanhao

keith christopher

patrick m. liebergen

thomas fettke

thomas fettke, thomas grassi

lloyd larson


katherine k. davis, henry onorati, harry simeone, robert sterling

New · Grammar of Music
Grammar of Music is our new interactive music theory system. Every interval, chord and progression plays as you read, so you train your ear while you learn — and every score you pick up starts to make sense.
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