This reference book for educators, administrators, parent groups, and creators and producers of teaching materials provides up-to-date information on the available programs and teaching materials of early childhood educational technology. Surveying trends in preschool educational technology, it examines administration, funding, expenditures, teaching approaches, enrollment, teaching materials, and parental influences. Three directory sections provide information on companies and products in the field, giving their addresses and types of materials offered. Films, film loops, filmstrips, multimedia kits, transparencies, records, phonodiscs, slides, study prints, programs for teaching machines, pre-recorded tapes and videotapes, toys, and special purpose materials are all included within the scope of the work. Information on professional associations and periodicals in the field is also provided, along with a compilation of other pertinent data such as the results of surveys on attitudes toward educational innovation. (Author)