Gymboree Play and Music 26 Applegate St, Red Bank, NJ07701 Gymboree has a variety of classes for children ages newborn through five years old. Located at the River Plaza…More Firehouse, Gymboree offers learn and play classes, music, art and family classes and even has a school skills class to help children with the skills needed to adapt to school life. All the classes are aimed at encouraging childrens' development both physically and mentally. Session times vary, call or check website for class schedule. Open play gym is also held several times a week.