16 Paper and cardboard, unprocessed and semi-processed printing paper and stationery paper, printed matter, namely, posters, postcards, trading cards, greeting cards, paper banners; children's activity books, story books for children, comic books, coloring books, cutout books; stationery, namely, loose-leaf binders, bookmarkers, stationery document wallets, spiral notebooks, notepads and writing pads, diaries, day planners, calendars, scrapbooks, drawing albums, photograph albums, sticker albums, stickers, transfer, inking pads, rubber stamps, slates, pencils, ballpoint pens, rubber erasers, decorative and pieces for pencils, pen cases, pencil boxes, pencil sharpeners, chalk, markers, painting sets for children; painting sets for handicrafts or art; school kits containing rubber erasers, drawing rulers, pencil sharpeners and pen cases; stationery kits containing writing paper, envelopes, markers and stencils; and school modules containing stickers and seals