136 / FIELDS OF INSTRUCTION in institutes, workshops, and short credit courses. May be repeated with change of content up to a maximum of 15 credits. ED 649-SUBJECT-AREA PLANNING FOR ELEMENTARY TEACHERS. 3 to 6 credits Offered only by extension. A workshop for the development of individual, city- wide, or county-wide plans for improving programs in language arts, social studies, mathematics, health, art, music, science, etc. May be repeated with change of content up to a maximum of 6 credits. ED 651-EDUCATIONAL TECHNOLOGY. 4 credits Technology available today to aid the teacher in all aspects of the educational process, including an assessment of the strengths and weaknesses of the various components. ED 652-MEDIA CENTER PRODUCTION TECHNIQUES. 4 credits Prerequisite: ED 419 or permission of instructor. Designed to train media specialists, materials supervisors and audio-visual coordinators in use of photo- graphic processes, including portable televisions. ED 653-EDUCATIONAL TECHNOLOGY CENTER OPERATION. 4 credits Prerequisite: ED 418 or ED 651. Organization and operation of school, county, junior college, regional or college learning resource or education technology centers, including arrangement and evaluation of material and equipment. ED 654-PROGRAMMED INSTRUCTIONAL MATERIAL. 4 credits Evaluation and effective use of programmed instructional materials. Practice in construction of programmed materials provided in student's area of emphasis. ED 657-FLORIDA WORKSHOP: BULLETIN SERIES DIVISION. 3 to 6 credits Assistance for principals and teachers engaged in the preparation of curriculum bulletins. Registration limited to selected personnel. May be repeated with change of content up to a maximum of 6 credits. ED 659-LABORATORY IN CORRECTIVE READING. 4 to 8 credits Prerequisite or corequisite: EDE 675. Diagnosis, correction, and prevention of reading difficulties in both elementary and secondary schools; work with children in the application of principles under study. May be repeated with change of con- tent up to a maximum of 8 credits. ED 660-SUBJECT-AREA PLANNING FOR SECONDARY TEACHERS. 4 credits Offered only by extension. A workshop for the development of individual, city-wide, or county-wide plans for improving instruction in secondary school sub- jects. ED 661-PROBLEMS IN READING. 4 credits Prerequisite or corequisite: EDE 675. Specific reading problems, such as those encountered in the classroom situation, will be selected for exhaustive study by individuals or small groups; the teaching of reading on any grade level. ED 663-Music IN THE ELEMENTARY SCHOOL. 4 credits Offered only by extension. An in-service training course open to elementary school teachers. Research work under supervision of the chairman of the Depart- ment of Music. ED 664-VOCAL MUSIC IN THE SECONDARY SCHOOL. 4 credits Offered only by extension. An in-service training course open only to vocal music teachers. Research work under supervision of the chairman of the De- partment of Music. ED 665-ORCHESTRA MUSIC IN THE PUBLIC SCHOOLS. 4 credits