16 Teaching manuals and publications in the nature of books, hand-outs, workbooks in the field of math, science, reading, writing, art, music, leadership and professional development; educational publications, namely, educational learning cards, flash cards, activity cards, workbooks, textbooks, activity books, story books, puzzle books, printed puzzles, teacher guides, manuals, posters and educational booklets in the field of math, science, reading, writing, art, music, leadership, professional development, and educational professional development; educational publications, namely, educational learning cards, flash cards, activity cards, workbooks, textbooks, activity books, story books, puzzle books, printed puzzles, teacher guides, manuals, posters and educational booklets on a variety of educational disciplines in pre-school through twelfth grade