tabliczka

noun
  1. A small board or plaque, often used for displaying information or as a sign. noun
    The tabliczka on the door indicated the office hours.
    She hung a tabliczka with her name on her office wall.
  2. In mathematics, a multiplication table or chart used for learning and reference. noun
    The teacher asked the students to memorize the tabliczka for numbers 1 through 10.
    He used a tabliczka to quickly find the product of two numbers.