Piano 101 Book 2 is a group course designed for adults who have successfully completed Piano 101 Book 1. or have previously a ttained a similar level of proficiency . It's easy to use format also is effective in private lessons. Specifically it can be used for college piano classes of non-music majors contiuing education classes and music dealer in-store programs. Alfred 's Piano 101 is an exciting group course for adults who want to play Piano for fun.