Teacher Door Sign CHALKBOARD - Write your own message, word of the day, quote of the day, teachers name , personalize to students birthdays, Library Day, Media Day or Recess time! The possibilities are endless for your custom message. Choose a bow of your choice for everyday or for the upcoming season! Interchangeable Bows also available. ....... Back to school Sign Plaque Hanging Burlap White Polka Dot Bow Ribbon Blackboard. Hang with any hook or door hanger.