9 PRE-RECORDED CD-ROMS AND OPTICAL DISCS FEATURING REFERENCE ENCYCLOPEDIAS IN THE FIELDS OF EDUCATION, BUSINESS AND ENTERTAINMENT AND INSTRUCTION IN THE FIELD OF READING, LANGUAGE AND MATH; AND PRE-RECORDED AUDIO AND VIDEO CASSETTE TAPES FEATURING MUSICAL SOUND RECORDINGS, CHILDREN'S BOOKS AND INSTRUCTION IN THE FIELDS OF READING, LANGUAGE AND MATH