Abstract: A display apparatus including a poster board having adhesive on one of its major surfaces. The display apparatus may include a poster board comprising a front surface and a rear surface opposite the front surface; a first strip of adhesive and a second strip of adhesive positioned on the rear surface of the poster board; a first release sheet coupled to and covering the first strip of adhesive and a second release sheet coupled to and covering the second strip of adhesive; and wherein the first and second strips of adhesive are formed from rubber cement.

Abstract: A card, cardboard, thick paper or similar material is presented as a substitute for a blackboard. The front face of the material has a series or strips of transparent adhesive or glue for the placement of graphic information. The rear face has some strips adhesive or glue for the placement on the wall. The card is protected by a film or cellophane or similar material, in order to avoid becoming stuck together. Consequently, this invention subscribes to the world of paper, and in particular, its scope of action is as an element in order to effectuate visual communication.