Wireless apparatus and instruments, namely, computer peripherals and wireless telephones; wireless feedback apparatus, namely, handheld wireless receivers and transmitters; teaching apparatus and instruments, namely, computers; keyboards, interactive electronic white boards and associated electronic pens and pads and handheld transmitters and receivers of data; electronic apparatus for recording, processing, storage, input or output of images, data or text; receivers, namely, audio stereo and, video receivers; radio and telephone transmitters; interactive teaching apparatus, namely, slide projectors, projection and display screens, video monitors, flat panel display screens, liquid crystal display screens; tablet computers; computers; computer firmware for use in database management for use as a spreadsheet and word processing; computer hardware and peripherals therefor; computer keypads; computer software recorded on electronic data carriers, and computer software downloadable from on-line databases, all such software for use in teaching, training, and education comprising a generic software tool set for development and interactive presentation of lessons and lectures; computer cursor control devices, namely, digitizer tablets for graphics; electronic mice; electronic units for providing input to computers; electronic light pens; input devices to computers in the form of electronic light pens; interactive computer white boards and associated electronic light pens and computer input pads; video conferencing telecommunication units; electronic publications in the form of newsletters, magazines, books, manuals, pamphlets and journals in the fields of teaching, training and education, particularly through interactive technologies and their use recorded on electronic data carriers, electronic apparatus and instruments, namely, computers, keyboards, interactive electronic whiteboards and associated electronic pens, pads and handheld transmitters and receivers of data; parts and fittings for all aforesaid goods