Teaching apparatus and instruments, namely, electronic apparatus for recording, processing, storage, input or output of images, data or text; receivers, interactive teaching apparatus, display apparatus, educational software, databases, Handheld mobile digital electronic devices comprising a tablet computer, electronic book reader, digital audio and video player, electronic personal organizer, personal digital assistant, computer hardware and peripherals therefor, keypads, electronic pens, electronic input devices for use with computers, input devices for use with interactive teaching apparatus, and capable of providing access to the Internet or a local area network and sending, receiving, and storing digital content, messages, assessments and other data in an educational or learning environment for students, teachers, instructors and administrators, including preloaded access to educational materials and sites and information related to educational matters and educational content; computer software and firmware, namely, operating system programs, data synchronization programs, and application development tool programs for personal and handheld computers as well as all aforementioned goods; pre-recorded computer programs for student, teacher and school information management; database management software in the education field, optical character recognition software, telephony management software, electronic mail and messaging software, paging software, mobile telephone software to enable the transmission of data to mobile telephones; database synchronization software, computer programs for accessing, browsing and searching online databases; Retention and storage of data; cameras, videophones; solid state memory apparatus, namely, computer memories; computer game and electronic game programs; parts, and fittings for, and electronic testing apparatus for testing the functionality of, all the aforementioned goods; user manuals in electronically readable, machine readable or computer readable form for use with, and sold as a unit with, all the aforementioned goods; pre-recorded audio video discs featuring audio, audiovisual, musical, multimedia and video works; batteries; rechargeable electric batteries; battery chargers; chargers for electric batteries; headphones; stereo headphones; in-ear headphones; stereo audio speakers; audio speakers; audio speakers; digital music and/or video players; radios; video cameras; audio, video, and digital sound mixers; radio transmitters; parts and fittings for all the aforesaid goods; cases adapted or shaped to contain, hand held computers, tablet computers, personal digital assistants; pre-recorded data carriers bearing educational material or material for learning, and parts and fittings for all the aforesaid goods