LATEST GMA NEWS - All regularly scheduled classes will be conducted today. - If you or your child would like to start training at GMA in 2024, call 978-433-8772 to schedule an appointment. If you email us looking to schedule an introductory lesson, please include your phone# and a convenient time to call. - We are booked thru February 2024. We will be doing Introductory Lessons on March 2nd for kids that want to begin training in March . All new memberships are by appointment only. - Beginner adults may join at any time, but by appointment only.