16 Printed books and decodable readers for educational purposes in the fields of reading, literacy, and language arts; Printed educational course materials, namely, educational lessons, practice exercises, and assessments in the field of K-12 education; Printed educational materials, namely, books, flash cards, games, charts, and activity kits; Packaged collections of printed instructional materials including books, flash cards, games, charts, and activity kits; Printed educational course materials in the fields of reading, literacy, language arts, and math; Instructional books, children's books, dictionaries, printed teaching materials, study guides, journals, research papers, lessons, workbooks, instructional booklets, teacher's guides, printed worksheets, and printed educational testing and assessment materials, all dealing with a variety of educational, instructional, and professional development topics in the field of elementary education; Series of readers comprised of fiction and non-fiction selections and activities to practice and reinforce reading comprehension, all to teach reading, literacy and language arts, for elementary grade levels