[Class : 16] Teaching Manuals; Flashcards [Teaching Materials]; Printed Teaching Materials; Paper Teaching Materials; Trivia Cards [Teaching Materials]; Teaching Material [Except Apparatus]; Instructional And Teaching Materials; Printed Teaching Activity Guides; Flashcards [Teaching Materials]; Teaching Materials Of Paper; Teaching Materials [Except Apparatus]; Instructional Manuals For Teaching Purposes; Teaching Materials Made Of Paper; Histological Sections For Teaching Purposes; Instructional And Teaching Material (Except Apparatus); Printed Instructional, Educational, And Teaching Materials; Books; Educational Books; Educational Equipment; Educational Publications; Printed Educational Materials; Stationery And Educational Supplies; Three Dimensional Models For Educational Purposes; Three Dimensional Models For Educational Purposes; Books And Periodicals, Magazine, Printed Matters, Printed Publications, Printed Time Tables, Brochure Newspaper Periodicals And Stationery.