9 Apparatus for the recording, transmission or reproduction of sound or images, namely, radios, televisions, blank video tapes, prerecorded video tapes featuring mathematical games, memory games, and mental exercises to improve cognitive function; video cameras, cameras; audio instruments and their parts, namely, audio cassette recorders, audio amplifiers; amusement apparatus adapted for use with television receivers only, namely, game machines for use with televisions; cinematographic machines and apparatus; video game interactive hand held remote controls for playing electronic games in the fields of memory, mathematics, mental and learning activities; headphones; audio speakers; megaphones; diaphones; picture and slide projectors; data processing apparatus, namely, computers; computer software, namely, computer game software featuring mathematical games, educational software featuring instruction in the field of math, computer game software featuring memory games, and educational software featuring instruction in the field of math and improving one's memory through mental and learning activities; computer hardware; printers; laser printers; scanners; cash registers; calculators; navigation apparatus for vehicles; blank optical and magnetic recorders, namely, records, tapes, discs and CD's; prerecorded optical and magnetic recorders, namely, records, tapes, discs and CD's featuring mathematical games, memory games, and mental exercises to improve cognitive function; exposed cinematographic films