Yamaha Music School of Boston 57 Bedford St, Lexington, MA02420 The Yamaha Music School is located inside the office building at Bedford St. and Worthen Rd. The school is part of a…More worldwide network that opened in 2006. The Yamaha School teaches individual and group classes on the electronic keyboard for children (age 3+), teens, and adults. Classes are available in all skill levels, from beginner to advanced. The classrooms include keyboards, eliminating the needs to bring a keyboard back and forth to class. Other music classes, including vocals, guitar, cello, and violin, are also available.