The first interactive music teacher from a successful Method first developed in Japan. nbsp21 enjoyable lessons and exercises for studying music theory and testing your sense of rhythm and your ear for musichellip nbsp18 tests to assess your knowledge. nbsp65 classical music scores (including Verdi Mozart Strauss Vivaldi and Bizet) and traditional pop songs to practice with. nbspA calendar to track your progress step by step and schedule your lessons. nbspMini games and fun varied quizzes to help develop your coordination and musical sense. nbspComprehensive music terminology. nbsp4 levels of difficulty (Practice Easy Normal Difficult). nbspA chord sheet for piano and guitar with the most common chord formations used for the two instruments.