16 Printed matter, namely, articles, books, pamphlets, brochures and newsletters in the field of history, culture, politics, explorers, inventors, holidays, animals, sports and science; printed materials, namely, fiction and non-fiction books in the field of history, culture, politics, explorers, inventors, holidays, animals, sports and science, children's activity books, novels, picture books, workbooks directed to history, culture, politics, explorers, inventors, holidays, animals, sports and science, and coloring books