NSM Austin teaches at several locations in Austin, and lessons and classes are available by appointment Register Here St. Martin’s Lutheran Church 606 West 15th St., Austin, 78701Enter on 15th St. side, and follow NSM signage. For a teaching room map, see below. Cedars International Academy Cedars International Academy (for CIA’s NSM students onsite only) IDEA Rundberg Public School IDEA Rundberg Public School (for IDEA’s NSM students onsite only)