Gymboree Play & Music 1410 Massachusetts Ave, Arlington, MA02476 Gymboree Play & Music offers structured playtime for babies and tots. Instructors oversee both all-kids and…More kid-parent play sessions. Children engage in arts, crafts and music. Playing music and creating art is a practice in developing cognitive and motor skills. This center also has available two-hour long, parent-optional, classes for children ages 3 to 5 years old. The center is available for party rentals on weekends.