Printed educational materials, namely, books and guides featuring courses of instruction in language arts, mathematics, science, social studies, music, art, technology, economics, and Latin, and user, operator, maintenance, and repair manuals, handbooks, and guides for instructing individuals on how to use computer hardware, software, and online computer services

'art':14,20 'book':5 'comput':42,47 'cours':9 'econom':22 'educ':2 'featur':8 'guid':7,34 'handbook':32 'hardwar':43 'individu':37 'instruct':11,36 'languag':13 'latin':24 'mainten':28 'manual':31 'materi':3 'mathemat':15 'music':19 'name':4 'onlin':46 'oper':27 'print':1 'repair':30 'scienc':16 'servic':48 'social':17 'softwar':44 'studi':18 'technolog':21 'use':41 'user':26

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