Simplify the following text for a Grade 11 native English-speaking person.
Original: Although it originally used the study of the violin to achieve its goals , it has also been adapted for other instruments : flute , recorder , piano , guitar , cello , viola , bass , organ , harp and voice .
Simplified: It can also use other musical instruments like the flute , recorder , piano , guitar , cello , viola , bass , organ , harp and voice .