• 42 Videos, Slides, Films

• 14 Chemistry
• 14 Physics
• 12 Environmental sciences
• 10 Research
• 9 Geology
• 9 Methodology
• 8 Anatomy
• 8 Experiments
• 8 Physiology
• 7 Physical geography
• 6 Biodiversity
• 6 Genetics
• 6 Heredity, Human
• 6 Mathematics
• 6 Science
• 6 Vocational guidance
• 5 Animal diversity
• 5 Anthropology
• 5 Evolution (Biology)
• 4 Crime
• 4 Darwin, Charles, 1809-1882
• 4 Engineering
• 4 Evolution

• 42 Films Media Group
• 42 Films for the Humanities & Sciences (Firm)
• 9 Cambridge Educational (Firm)
• 5 German United Distributors
• 4 Canadian Broadcasting Corporation
• 4 Uniview Worldwide
• 3 MacNeil/Lehrer Productions
• 3 Open University
• 2 BBC Worldwide Ltd
• 2 Public Broadcasting Service (U.S.)
• 1 ABC News Productions
• 1 Carolina Bioloical Supply Co
• 1 Filmoption International (Firm)
• 1 Goldhil Video (Firm)
• 1 Joy of Giving Something, Inc
• 1 La Compagnie des Taxi-Brousse
• 1 National Geographic Television & Film
• 1 Nobel Media AB (Firm)
• 1 Richardson, Robert, Jr
• 1 Standard Deviants (Performing group)
• 1 Video Education Australasia

• 42 English

• 4 United States

• 42 Educational films
• 42 Internet videos
• 26 Video recordings for the hearing impaired

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