16 Printed materials, namely, printed textbooks, workbooks, flashcards, activity books, story books, teacher's guides, manuals, posters, charts, test booklets, answer booklets, answer forms, and scoring keys for parents and students in elementary and secondary markets in the fields of history, geography, mathematics, science, Latin, English grammar, literature, fine arts, music, writing, debating, and rhetoric; downloadable electronic publication of text and graphic works of others in the nature of memory flash cards, books, workbooks, notebooks, pamphlets and instructional materials in the fields of history, geography, mathematics, science, Latin, English grammar, literature, fine arts, music, writing, debating, and rhetoric