16 PRINTED MATTERS, NAMELY, CHILDREN'S ACTIVITY BOOKS, EDUCATIONAL BOOKS IN THE FIELD OF MATH, SCIENCE, LITERATURE, FOREIGN LANGUAGES, SOCIAL SCIENCES, PEDAGOGICS, ART, GEOGRAPHY AND HISTORY, TIMETABLES, PLANS; OFFICE REQUISITES, NAMELY, PENS, PENCILS, BOND PAPER, ENVELOPES; AND PRINTED INSTRUCTIONAL AND TEACHING MATERIALS FOR USE IN THE FIELD OF COMPUTERS, MATH, SCIENCE, LITERATURE, FOREIGN LANGUAGES, SOCIAL SCIENCES, PEDAGOGICS, ART, GEOGRAPHY AND HISTORY