Teacher Appreciation Desk Signs - Set of 3 Set of 3 Wooden Signs measuring 3-in x 1-in each One of each: "Shhh... Learning in Progress", "To Teach is to Love", and "Time Spent Teaching is Never Lost" Makes a very nice gift to show appreciation for your favorite teacher Free standing on desk or table Gift wrap available. Assorted colors - one order is a set of 3 signs as shown.