16 writing paper, cardboard, and paper and cardboard goods used primarily for visualization and visualization purposes, namely, note pads, writing pads poster paper, illustration paper, paper illustration boards, stationery; printed instructional, educational and teaching material used for facilitation and visualization purposes in the field of decision making and discussion in groups of people; pens, pencils, pen or pencil holders; kits composed of markers, pens, adhesive tape for stationery or household use, scissors, note paper, corkboard or illustration board pins, glue in stick form for stationery or household use and stickers; paper trays; folding moderation dry erase writing boards; printed and blank flip charts; bulletin boards