• 23 Videos, Slides, Films

• 23 Mathematics
• 23 Technology
• 23 Vocational guidance
• 3 Consumers
• 3 Decision making
• 3 Finance, Personal
• 3 Methodology
• 3 Psychology
• 3 Research
• 3 Sociology
• 3 Study and teaching
• 2 Anthropology
• 2 Biology
• 2 Chemistry
• 2 Crime
• 2 Engineering mathematics
• 2 Environmental sciences
• 2 Experiments
• 2 Geology
• 2 Physical geography
• 2 Physics
• 2 Politics and government
• 2 Social control

• 23 Films Media Group
• 23 Films for the Humanities & Sciences (Firm)
• 10 EBS Trust (Firm)
• 4 Meridian Education Corporation
• 3 Agency for Instructional Technology
• 2 Uniview Worldwide
• 1 ABC News Productions
• 1 BBC Worldwide Ltd
• 1 Shopware (Firm)
• 1 Video Education Australasia

• 23 English

• 2 United States

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